RED SQUARE FOR MOST OF THE 20TH CENTURY, MILITARY PARADES SUCH AS THIS ONE IN MOSCOW S RED SQUARE WERE A FAMILIAR SIGHT TO VIEWERS AROUND THE WORLD. THEY WERE A REGULAR PROPAGANDA EXERCISE DURING THE SOVIET ERA. NOW, LIKE THE SOVIET...

Scientists have discovered that mast cells, known for causing allergic reactions, may have another use in fighting bacterial infections. Through genetic modification, mast cells were able to break down a poison called endothelin, which...

“Function of Thorns” explores the purposes of plant thorns.

The Everglades is a water world — It’s the widest and slowest river in the United States. But in the heart of this great water body exist secret islands that have outsize importance for the cultural heritage of a people and for the...

Chicago is the third-largest city in the U.S., and one of the country’s most diverse. There’s a secret subculture here that’s growing larger by the year but lurks out of sight in shadow — coyotes! More than 4,000 of these canines prowl...

Every spring, the beaches of Delaware Bay play host to one of the world’s wildest parties. Millions of prehistoric crabs (and hundreds of thousands of birds) converge here. These horseshoe crabs spend most of their lives in the ocean...

The 2020 fire season is devastating communities, forcing thousands to evacuate, and choking the air with smoke. In this episode of Weathered, scientists and Native leaders tell us what we can do to reduce the harm fires can cause through...

Join Chris Robinson in Palo Alto as he builds the Tsunami Ball, a unique survival capsule for tsunamis.<br/>

The understanding is if the plane’s going down, you should be able to jump out with your parachute and float to safety. We DEBUNK the myths & misconceptions, explain the problems and show you what would really happen.

Forward and backward Panspermia. Can alien bacteria and viruses thrive and infect us on Earth? Here are my findings!

How much of an effect would a second Sun have on Earth? Is there a way it could work?

Evolution is the net change in organisms or a population over the span of many generations. This change in organisms or populations happens through DNA mutations and reconbination and is passed down to the next generation through...

Sunflowers are the international symbol for nuclear disarmament. You will most likely find sunflowers around areas where nuclear disasters have occurred in the past. Following the 1986 meltdown at the Chernobyl Power Plant in Ukraine,...

Water kills people with its density. In fact, it is 1300 times denser than air! If you rose to a height of 150 meters, which is around half of the Eiffel Tower, the change in air pressure would hardly be discernible to you. However, if...

Life in deserts is hard due to the scarcity of food and water. However, plants, animals, and humans have adapted in various ways to survive in these challenging environments. This video explores the incredible adaptations that enable...

Our planet is blessed with many types of ecosystems, including terrestrial, marine, freshwater, forest, and grassland. An ecosystem is a dynamic community that comprises living organisms, such as microorganisms, plants, and animals, as...

Without a spacesuit, there is no chance of surviving in the scary cosmic void. In science fiction movies, we often see peoples heads exploding or being frozen by the apparent pressure differential or lack of heat, respectively. As long...

Contrary to popular belief, cockroaches cannot survive a nuclear explosion; however, it is true that cockroaches are more tolerant of certain ionizing radiation than humans. Even so, they cannot survive bug spray, as it consists of...

Forests are not usually teeming with water bodies. In other words, there are only a handful of lakes, ponds, or other small bodies of water that quench the thirst of a lot of animals that live in nearby wildlife areas. As animals...

Ever wonder why bones can survive hundreds of years without decomposing? This is due to the unique composition of bone. Bone is primarily composed of a very stable protein called collagen and the mineral calcium. The association between...

There is a very low chance of surviving a gunshot to the head, but even if you do survive, you cannot come out of such an injury unharmed, which is why gun violence is one popular media depiction that no one wants to see translated into...

A black hole is a celestial body or simply a place in space where the gravitational pull is so high that nothing, not even light can escape it. This is why it's completely black, and hence it's called a black hole. A black hole's...

If the Titanic were to collide with the iceberg – a stationary, mammoth object – most of the energy of the impact would have to be absorbed by the ship, which would have only made matters worse. An abrupt stop would have thrown people...

We crave unhealthy foods because they contain lots of sugar and artificial additives, which taste delicious, and therefore trigger the release of certain pleasure-inducing neurotransmitters. Furthermore, we are evolutionarily programmed...