Have you ever thought about how amazing our universe is? Or how old it is and what lives there? [read more...]
Beavers live both on land and in water. On land, beavers are very uncomfortable. The front legs of beavers are very short, so they cannot walk fast. They cannot run away from their predators on land, but in water they are excellent swimmers. When in the water, beavers swim beautifully and fast. Wolves and bears are their predators. To keep their families safe, beavers build a small home in the water, which is called a lodge. The only way to get through the lodge is to swim through a tunnel. [read more...]
Have you ever given thought to the idea of humans going to Mars? We can send humans today, but astronomers say it’s not a good idea. That's because astronauts would spend too much time traveling to Mars. [read more...]
Did you know that there are different types of leopards in the world? A really interesting one is called the Amur leopard! These leopards weigh 80 pounds, which is 30 pounds less than the African leopard. They prey on mice, bunnies, boar, and deer. [read more...]
Although saber-tooth tigers have been extinct for around 12,000 years, long-held beliefs that they died out due to hunger, climate change, and human hunting are turning out to be incorrect. [read more...]
Did you know that there is a kind of lightning called ball lightning? It does exist but it is really rare. [read more...]
Have you ever wondered about how many different ways things can travel? We as humans travel in planes and cars and trains. Seeds don't have that luxury; here's how seeds get spread! [read more...]
Parrots belong to the order of psittaciformes which includes more than 350 birds. To recognize a parrot, a bird must have a curved beak and its feet must have four toes: two that point forward and two that point backward. Parrots’ size can range from about three and a half to 40 inches. The heaviest bird is called the Kakapo, which can weigh about nine pounds. The smallest parrot is the buff-faced pygmy parrot, which weighs one quarter of a pound. [read more...]
Stars don’t always shine. At one point, they run out of gas to make energy and die. This can cause unique events like a red giant, supernova, and even a black hole. [read more...]
Qin Shihuangdi started building the Great Wall between 220 – 210 BC. Its primary purpose was to protect the country by keeping the northern Mongolian horsemen away, using a structure of bricks and stones. The wall also served as a way to send information. Messages were sent from the watchtowers using smoke signals during the day and bonfires at night. According to an official measurement, the wall is 3,946 miles long. But in 1990, a Chinese walker measured 4,163 miles on his pedometer when he walked along the wall. [read more...]
Is heart cancer real? Yes, but it is a rare condition because the cells critical to healthy functioning in the heart do not divide. [read more...]
Galileo Galilei was known for his discoveries and experiments in mathematics, force, and motion. Those experiments helped Galilei discover that the Earth moved around the Sun and not the other way around. [read more...]
Many people are interested in lions because of their extreme strength and their diet. It is rare for lions to eat humans or even attack them, but in the 1930s and 1940s, prides of lions in Tanzania didn’t eat like normal lions. Instead, they were hungry for human flesh! During those times, they hunted and killed nearly 1,500 people in 15 years. [read more...]
Lurking in the waters of southeastern Asia, the gharial crocodile is one of the most ancient-looking animals in existence. [read more...]
The Saber Tooth Tiger was a carnivorous prehistoric mammal. Its most famous features, two long canines on its upper jaws, could grow up to eight inches long. These ferocious tigers’ teeth helped them kill their prey, including horses, bison, and mastodons. Although their canines were long and powerful, they were also fragile and could easily break while hunting. Saber Tooth Tigers also had small canine teeth on their lower jaws, which were about the same size as human molars. [read more...]
Even though tigers only hunt once every five to six days, they are experts at killing. Tigers have orange fur with black stripes. Their fur helps them hide in tall grass, especially at night when they are more active. [read more...]
Wisconsin is known for many things including dairy and fishing. Walleye is a favorite fish of tourists to Wisconsin, but unfortunately these sought-after fish are currently at risk. [read more...]
Flies are annoying- but did you know they can actually be harmful, too? [read more...]
Birds alive today share many characteristics of early dinosaurs. This fascinating discovery came to light in the late 1800’s when Thomas Henry Huxley, a biologist, noticed some similarities. Interested in comparing the body structures of different animals, Huxley became the first person to notice that dinosaurs and birds appeared related. [read more...]
What are tsunamis? In Japanese, tsunami means “great harbor waves” Tsunamis happen when the earth’s crust moves and the tectonic plates rub together. This causes the ocean to send shock waves near cities and land. They are powerful, destructive, and can reach up to 100 feet high. [read more...]
Do you know what’s in the brain and how it controls our whole body? There are billions of microscopic cells and other parts that make up the human brain. [read more...]
Is it possible that mammoths might make a comeback? Centuries ago, mammoths died due to lack of water, skilled hunters and climate change. But mammoths might be on their way back. [read more...]
Plants don’t eat the way we do. Instead of heading to a grocery store, plants make their own food with sunlight. The complex process of turning sunlight into food energy is called photosynthesis . [read more...]
The stonefish is the most venomous fish on planet earth. A delicacy in Asia, stonefish are sometimes displayed in aquariums because of their strange features. [read more...]
Mollusks may not be the most adorable or popular creatures, but they are very interesting to study none the less. Invertebrates whose name means “soft” in Latin, mollusks have over 100,000 species alive today. These creatures are found in almost any marine habitat on Earth. [read more...]
Dragonflies are usually seen as dainty insects, but in reality they are very ferocious. Dragonflies gobble down their prey after catching it in mid-air. They seem to have an infinite appetite, they will continue eating as long as there is still food available. [read more...]
Have you heard of the famous meat-eating plant? It’s called the Venus flytrap. Insects are attracted to the Venus flytrap for several reasons. The unique shape of its leaves appears inviting and safe. It also offers nectar. As soon as an insect nears the plant, its quick leaves spring to life. [read more...]
Paleontologists have argued over the years about whether dinosaurs were cold-blooded or warm-blooded. Due to varying evidence, multiple theories have emerged. [read more...]
Es un mito que la sangre de los reptiles es fría. Se dice que tienen la sangre fría porque no pueden regular la temperatura de sus cuerpos de la misma manera que los mamíferos. Dependen del sol para calentarse y retomar la energía. Por lo tanto, los reptiles cuando se ven perezosos calentándose al sol, no más tienen frío. [read more...]
Unlike most beetles, giraffe weevils have long necks. This unique species has many other interesting characteristics to learn about, too! [read more...]
The word tsunami is Japanese for "great harbor waves." Tsunamis are a powerful force of destruction. [read more...]
For a long time, scientists classified fungi and mushrooms as part of the plant kingdom. Now, however, researchers believe these organisms are more closely related to animals because their cell walls contain chitin, which is also found in insects and aquatic animals. [read more...]
Chimpanzees are among the smartest and most resourceful of animals. They even know how to make shoes to protect their feet! [read more...]
The Komodo dragon is one of the largest lizards in the world. With a mouthful of sharp, deadly teeth it can kill its victim in one bite. [read more...]
There are four small planets in our solar system: Mercury, Venus, Earth and Mars. While these planets are each littler than the rest, they also have distinct and unique traits. [read more...]
Earthquakes are one of the world’s most dangerous natural disasters. In fact, an earthquake that lasts only two seconds can destroy several cities, bring buildings and bridges crashing down, and cause years worth of damage [read more...]
Color is a reflection of light that reaches our eyes. [read more...]
There are many different types of rocks. Some are smooth and shiny, some are rough and shiny, and some are rough and colorful. Besides their appearance, rocks are also different in the ways they are made. [read more...]
More than a million years ago, there were many different types of reptiles, none of which liked to be too hot or too cold. [read more...]
The dinosaurs’ digestive system could have been what made the Earth warmer. About 200 million years ago, during the Mesozoic Era, the world was 18 degrees warmer than it is now. The plant-eating dinosaurs’ digestive systems produced methane gas through burps and passing gas. [read more...]
Have you ever seen a fossil? A fossil is what remains of an animal or plant that has been preserved in rock. [read more...]
Blue Spruce Farm in Bridport, Vermont can now make electricity from cow manure. [read more...]