science

Do you use headphones to listen to music? Although using these devices makes it easier to enjoy your music on-the-go, some people don’t know that listening to headphones too loudly can damage your hearing. [read more...]
A few billion years ago, in a galaxy not so far, far away, before humans even existed, the universe was created. Scientists posit that the universe was formed about 13 billion years ago. Imagine a black, empty void followed by a flaming ball of dust and debris forming our universe; this theory is called the “Big Bang.” [read more...]
At the University of Minnesota (UM) in Dakota County, agricultural researchers set up an eight- armed drone to send 200 feet in the air to begin its task. The drone is on the front line of their scientific explorations. Scientists at the UM are testing low-flying drones for their ability to find aphids, a grasshopper-like bug that ravages plants in the Upper Midwest. [read more...]
Toshiba began to develop electronic technology in the 80's and 90's. Recently, the technology company has expanded its reach to include agriculture. In their indoor grow rooms, called “clean rooms,” Toshiba grows lettuce, spinach, and sprouts. [read more...]
Insects have been on Earth for more than 300 million years. Over one million species of insects are known, making them the most abundant group of animals on Earth. [read more...]
When most people think about summer, they think of fun, relaxing, and warm days. For many dogs, it is completely the opposite. More than half of all dogs suffer from "noise anxiety." During the summer, with window-rattling thunderstorms and earsplitting fireworks, it is quite a stressful season for them. A dog's senses are much better than a human's are, and one of their greatest senses is hearing. While a human might think fireworks are loud, to dogs the impressive Fourth of July displays are even louder. Their keen hearing abilities amplify the sounds, thus creating a panicky environment for our loyal companions. [read more...]
According to a 2016 report by the National Academies of Sciences, Engineering and Medicine, bullying is a problem across the country, likely affecting 18 to 31 percent of young people. This serious issue can no longer be treated as child's play; it must be prevented. [read more...]
Most people think that dust is just unnecessary molecules flying around. But as it turns out, dust is matter and it's important too. [read more...]
In East and Central Africa, many farmers and their families rely on the production of bananas. East Africa produces and consumes the most bananas in Africa. Unfortunately, a plant virus called Banana Xanthomonas Wilt (BXW) threatens to knock out production in this booming market. This alarms farmers because bananas are staple for them to provide food and income security. [read more...]
George Washington Carver was born into slavery in 1864. He and his mother, Mary, were owned by Moses and Susan Carver. Carver was orphaned as a child when his mother was captured by slave raiders. After slavery was abolished, Moses and Susan Carver took in Carver, and regarded him as their own son. The Carvers taught him how to read and write. A good student, Carver especially enjoyed learning about plants and animals. [read more...]
The Federal Aviation Administration (FAA) recently released rules about commercial use of drones. According to these new guidelines drones can now be used by journalists. [read more...]
A reef is an area found at the bottom of an ocean where different kinds of colorful coral, fish, crab, starfish, and many other aquatic animals can be found. [read more...]
Sea creatures provide food for most of the world's population. Luckily, the Earth's surface is 71 percent water and most of this water teams with aquatic life. [read more...]
You might know algae as the little green particles that float atop lakes. But did you know that algae is a source of biofuel that can produce four types of oil. [read more...]
Why do humans need to breath? Breathing is a part of the process that maintains levels of oxygen in the body. When we stop breathing, no oxygen gets to the brain, which can very quickly lead to brain damage and even death. [read more...]
The recent of a finding of a 5,300 year-old stomach has yielded a revealing discovery. The stomach, extracted from the famous ice mummy Otzi, contained a strain of infectious bacteria no longer found in modern humans. [read more...]
Last year, the United Nations proclaimed 2015 as the International Year of Soils. A whole year dedicated to dirt? Though it may seem simple, dirt is more important than many people might think. [read more...]
Have you ever wondered how turtles got their shells? Researchers recently discovered fossils that have helped them to determine just how these slow-moving evolved from soft-backed creatures into hard shelled animals. [read more...]
Deep below the ocean surface where sunlight cannot reach, organisms have adapted in astounding ways to deal with total darkness. [read more...]
Many types of sea life are disappearing due to changes in the underwater ecosystem. Overfishing and global warming are the roots of this problem. Because of this, you might think all aquatic species would be in danger. But, dive deeper into the ocean and you’d see a surprising survivor –– the jellyfish. [read more...]
In the twenty first century, many people are having accidents caused by cellphone distractions. With the recent rise in cellphone use, distracted walkers have caused problems. In fact, there are many more people than ever before going to emergency rooms because of these accidents. [read more...]
What's -109 degrees Fahrenheit and dangerous to humans? If you guessed Wisconsin winters, you're close. The answer is frozen carbon dioxide, or, as it’s commonly known, “Dry Ice.” [read more...]
Visualize a thumbtack without the bottom. Now imagine that as a building, but way taller. [read more...]
Regardless of what parents may think, a recent study shows a strong possibility that playing video games could make you smarter. The study tested 152 adolescents who played at least 12.6 hours a week. The study found that video game play is associated with greater “cortical thickness,” meaning greater density in specific brain areas that affect decision-making. [read more...]
Just because a person wants to eat, it doesn't mean he or she is truly hungry. Hunger is caused when blood vessels lack nutritive materials and a message is sent to the hunger center of the brain. The brain tells the stomach and intestines to become more active; that's why a hungry person hears his or her stomach rumble. A calm individual can live longer without food while, an excitable person uses up the food they have stored quicker. [read more...]
Recently, scientists discovered a prehistoric crocodile in the Tunisian desert. They named it the “Machimosaurus Rex.” [read more...]
You know what they say, the stirrings of a butterfly's wings might cause a hurricane. However, butterflies’ wings have been stirring a lot less lately. [read more...]
What’s black, white, and fishy all over? The Short-Beaked Common Dolphin species, that’s who. The Short-Beaked Common Dolphins’ scientific name is Delphinus Delphi. Dolphins live in temperate and warm waters. They can reach six and a half to eight and a half feet in length and typically weigh 155 to 250 pounds. [read more...]
Lenses are used to see and visually document the world around us. The two main types of lenses are convex and concave. They are used in many different tools, reflecting and bending light to produce an image. Lenses work by moving light in different directions using refraction, forming a smaller or larger image. A beam of light may diverge or converge depending on the shape of the lens. [read more...]
Siberian Tigers, also known as Panthera Tigris Altica, are the biggest of the big cats. These creatures are among the most ferocious predators in the animal kingdom. They live in north-eastern China and North and South Korea. Like the closely related Snow leopard, Unicia unicia, Siberian Tigers thrive in extremely cold weather. [read more...]
Did you know that the word “hippopotamus” is Greek for river horse? The horse and hippopotamus certainly have many similarities like wide nostrils and small ears; however, the hippopotamus more closely resembles a really big pig. [read more...]
Giraffes are like snowflakes – no two look alike. But giraffes share characteristics; they have huge hearts and tongues, to they only give birth to one calf and their “vulnerable” status. On average, giraffes tend to live 20-25 years. Like any other mammal, they have vertebrae. [read more...]
Do you ever wonder what makes up the human body? It's cells! From the smallest ant to the largest elephant, all living things—organisms are made up of cells. [read more...]
Spring has finally sprung. Hello flowers, bees, and honey! But how is honey made? Honey is a very versatile food. People use it to sweeten drinks and foods, eat it plain, or put it on food as a topping. However, there is a long process before this sweet goo ends up on your plate. [read more...]
Have you ever wondered what the difference is between a Puma and a Cougar? That was a trick question. "Puma" and "Cougar" are actually just nicknames for the Mountain Lion, which is not really a lion at all. The name was given to this cat relative because it resembles a female lioness. Another cat relative with a trick in its name is the Bobcat. [read more...]
For years, spider silk was known as the strongest biological material, but a recent discovery has changed that. A new substance found in nature is five times stronger than spider silk: limpet teeth. Limpets are aquatic snails with extremely strong teeth. [read more...]
Because of the risk of overheating, the U.S. Government recently recalled thousands of Lithium-ion batteries used inside cameras, laptops, cordless tools, tablets, and even some types of winter jackets. Now, Stanford University may have discovered a way to address these issues. [read more...]
Archeology is the study of ancient civilizations. This type of research is often carried out through field study and excavation. This can pose a problem because some archaeological sites are inhospitable for humans. A new technology may allow researchers to overcome this obstacle. [read more...]
Pygmy chimpanzees are known as smart, outgoing, and willing to please creatures. But much of humankind may never admit that these animals could be as intelligent as we are. [read more...]
Try to imagine a world of pipes whooshing, long tubes twisting through buildings and shooting capsules at high speeds. Now imagine being the cargo of those capsules. This is the future of transportation. [read more...]
Some scientists are predicting that a lack of solar activity in 2030 could cause a mini ice age, which hasn't occurred in over 300 years! [read more...]
In the year 1900, pieces of an ancient device that would come to be known as the Antikythera mechanism were discovered under the sea by sponge divers and taken to the National Archaeological Museum in Athens, Greece. [read more...]
Trains carry passengers and freight all over the world. They have evolved from crude steam powered engines to sleek diesel and electric locomotives. [read more...]
Nuclear energy, produced by the combination of protons and neutrons inside atomic nuclei, is the energy that allows stars to shine so brightly. Two kinds of reactions release this energy: fission and fusion. [read more...]
Imagine running through a great river valley. You're living a happy life and have much to eat. All of a sudden, mud buries you and everyone around you. Millions of years later, your bones are discovered by a group of scientists who then embark on a journey to figure out exactly what happened to you and your species. [read more...]
If a current study reported in the journal Science Transnational Medicine is confirmed to be plausible, bacteria may save lives instead of disrupt them. [read more...]
The Triassic world emerged after the end-Permian mass extinction which almost wiped out life on earth. During the Triassic era, the world's reptiles first appeared. [read more...]
Water is an important factor in cave formation. It finds its way through cracks, dissolves, and melts, creating caves all over the world. [read more...]
The Ebola outbreak caused quite a scare throughout the world in 2014. The Ebola virus is a serious illness that can be fatal, if untreated. The 2014 outbreak is the largest and most complex outbreak since the first, with a death toll larger than all the other outbreaks combined. According to many sources Ebola has an average mortality rate of 50 percent. The disease was first discovered in 1976, when there were two outbreaks at the same time in separate places. One of these outbreaks was near the Ebola River in the Congo in Africa, hence the name, “ebola.” [read more...]
Sugary snacks like Twinkies, Hershey bars and other candy, along with salty foods like chips and some pretzels can cause weight gain. Kids who constantly eat junk food are much more likely to develop childhood obesity. [read more...]
Fifty years ago, some researchers found two enormous dinosaur arms. Since then, palaeontologists have been wondering what kind of dinosaur these arms belonged to. [read more...]
Do you know if fish drink water? Some actually do, depending on the quantity of the salt in their bodies compared to the quantity of salt in their environments. [read more...]
Stars are fiery balls of hot gas that are constantly burning. Inside of each star, atoms of gas come together and create a nuclear reaction. This makes them rise in temperature to millions of degrees, creating a star's glow. As these stars shine, they release light, heat, radio waves, and radiation. But, when their nuclear fuel is used up, they no longer glow. [read more...]
Since Apollo 17, human beings have not traveled more than 380 miles above the Earth's surface. But later this year, that will change. NASA is currently working to build a capsule designed to send astronauts more than 3,600 miles into deep space. [read more...]
The burning question of what killed some of the biggest animals ever to walk the earth is one that still baffles many scientists today. Theories suggest many different endings for the dinosaurs, but no one can really be sure what happened. [read more...]
Throughout history, researchers have discovered information about our ancient ancestors. The finding of one baby homo neanderthalensis fossil sparked many of these findings. [read more...]
It may be hard to believe that 71 percent of the Earth's surface is made up of oceans, seas, and other bodies of water. With this much water covering the Earth's surface, its not surprising that scientists are still unsure of what these waters hold. [read more...]
Sea creatures often form partnerships; while these relationships are sometimes mutually beneficial, other times they are not. [read more...]
Diamonds, commonly referred to as "a girl's best friend," are actually a mineral. Indeed, minerals are useful, valuable, and a large part of every day life. We wear them as jewelry, consume them, and even make them into tools and weapons. [read more...]
You can learn a lot from a dinosaur fossil. For instance, you can learn how old the living creature was before it died and became a fossil. You can even learn where a creature lived and what it ate based on its fossilized remains. [read more...]
When you hear the term herbivores, you might think of calm, docile creatures that eat plants, such as bunnies and deer. But this was challenged when scientists discovered a new fossil species: Tiarajudens eccentricus. [read more...]
Two-hundred twenty million years ago the world looked very different. All the continents were joined together into one big land mass, called Pangea. A huge ocean, Panthalassa, surrounded Pangea. [read more...]
One day, about 65 million years ago, the skies got dark and the wind started to howl. Then a giant meteorite crashed into planet Earth. That explosion ended the dinosaurs forever. [read more...]
Do you know why the dinosaurs disappeared? Some people think it was because of a meteorite that hit the Earth 65 million years ago. But scientists believe that dinosaurs started to die off before the meteorite hit. [read more...]
Just about every known substance in the universe is either a solid, liquid or gas. These are known as the states of matter. [read more...]
Why do we eat spicy things like chilies that make us feel the need to drink lots of water? Shouldn’t we avoid these foods? Yet many people are still drawn to the taste of chilies. [read more...]
Coal is a common mineral that we use everyday. About 41 percent of Earth’s energy comes from coal. [read more...]
It is no secret that mosquitoes have always loved the taste of humans. Humans are the perfect food because they live in groups and are rarely far from water, where mosquitoes breed. A recent study is starting to unravel the mysteries of how mosquitoes detect humans. [read more...]
Your brain is the structure inside your head that controls your entire body— your actions, emotions, and even thoughts. [read more...]
Medications that people use are starting to appear in rivers and streams all over the world. These drugs are negatively affecting the fish living in those waters. [read more...]
Scientists used to believe that millions of years ago, dinosaurs that were not as big as the T-rex, would have to protect their eggs or else the Oviraptor would have eaten them. This dinosaur was believed to eat every egg it found in its way. Then, one day, a paleontologist discovered the truth. [read more...]
Remains from one of the world’s oldest cities date back to the year 6250 BC. These remains came from Catal Huyuk. During this time, the people in this city got into their houses through a hole in the roof instead of using a door. [read more...]
Scientists have recently uncovered the secrets of the red miracle berry, this berry tricks your taste buds, coating your tongue with a juice that makes sour foods, like vinegar and lemon, taste super sweet. For four decades, why this type of berry changes sour flavors to sweet has been a mystery. Researchers at the University of Tokyo have discovered the miracle berry’s secrets. [read more...]