Science & Nature
10 Iconic Animals That Live Only In Canada
Hidden on remote islands, Arctic tundra, and isolated lakes, these 10 animals evolved into forms found nowhere outside Canada.
Banded Krait
Banded Krait (Bungarus fasciatus) is the longest krait, an elapid endemic to Asia with potent neurotoxic venom and a diet made up mostly of other snakes.
What Would Happen if the Sun Disappeared?
What would happen if the Sun vanished? Explore how Earth’s orbit, temperatures, oceans, and surviving life would change in total darkness forever.
What Is A Cloud Forest?
How cloud forests drink from the clouds, and why Kilimanjaro, Monteverde, Yakushima and the Appalachians all depend on the mist.
The Driest States In The United States
The driest states in the US aren't all deserts. Some are famous for snow. Ranked by NOAA precipitation data, with the geography that keeps each one dry.
Gharial
Meet the gharial, the fish-eating crocodilian with a taffy-stretched snout. Fewer than 800 breeding adults survive in the rivers of India and Nepal.
Which Planet Has The Biggest Storm?
Discover why Jupiter's Great Red Spot is the largest storm in the solar system and what scientists have learned about this centuries-old atmospheric giant.
The Cities With the Lowest Annual Rainfall in the US
The Cities With the Lowest Annual Rainfall in the US are led by Yuma, Arizona, where barely three inches fall in a year, followed by Las Vegas and Phoenix.
Milk Snake
Milk snakes are relatively docile and not a threat to humans, but are often mistaken for copperheads, or even rattlesnakes.
Could Humans Live On Titan?
Though Titan has an atmosphere and surface relatively similar to Earth, its temperatures and rotation would make life on Titan difficult for humans.
What's Outside the Universe?
Most people are aware of the Big Bang, but rarely dive into the specifics of what's outside the universe. Is it even possible to know?
What Would Jupiter Look Like as a Star?
See how Jupiter might glow, change color, and alter the solar system if the giant planet gained enough mass to become a star.
What Happens Inside A Neutron State
A teaspoon of neutron star matter weighs about a billion tons, revealing why these collapsed stellar remnants are among the densest objects in the universe.
What's the Fastest Thing in the Universe?
Light sets the universe’s speed limit, but cosmic rays, pulsars, black hole jets, and Parker Solar Probe come astonishingly close.
Tiger Shark
A guide to the tiger shark: its size, worldwide range, wildly varied diet, teeth, reproduction, danger to humans, and conservation status.
What's the Biggest Thing in the Universe?
The Hercules-Corona Borealis Great Wall is the biggest known structure in the universe, defying our notions of what's possible.
Which Planet Is the Hottest?
With a daytime surface temperature of up to 867 degrees Fahrenheit, this planet gets so hot that it literally melts lead.
Malayan Tiger
The Malayan tiger is one of the world's rarest big cats, with fewer than 150 left in the rainforests of Peninsular Malaysia. Learn what threatens it.
Which Planet Has the Strongest Gravity?
Despite its invisibility, gravity affects every aspect of our lives. But which planet in our solar system has the strongest gravity?
What Animals Live in the Pacific Ocean?
What animals live in the Pacific Ocean? Explore its whales, sharks, coral reefs, and deep-sea oddities, from the sunlit surface to the crushing abyss.
Which Planet Is Shrinking?
Mercury is shrinking as its metal core cools, cracking the crust into mile-high cliffs and fault scarps that show the small planet is still active.
The First Ever Animals To Walk On Land
The first animals that walked on land were called tetrapods. It is believed that the first tetrapods walked the parts of our planet where Scotland is situated today.
How Long Could You Survive in Space?
Learn how long you could survive in space without protection and how spacesuits extend survival during astronaut emergencies.
Could Life Exist Beneath Europa's Ice?
Jupiter's moon Europa hides an ocean with twice Earth's water beneath miles of ice. Could anything live in it? NASA's Europa Clipper aims to find out.
Tasmanian Devil
The Tasmanian devil is the world's largest carnivorous marsupial, found only in Tasmania. A look at its size, diet, behavior, and endangered status.
Why Is the Sun Yellow?
We call the sun yellow, but it is really white, thanks to how Earth's atmosphere scatters its light and a misleading yellow dwarf-star label.
Who Were the Early European Modern Humans?
Early European modern humans were among the first Homo sapiens in Ice Age Europe, leaving behind fossils, tools, and genetic clues to their past.
Which Planet Has the Shortest Year?
Small, robust, and named for the fastest Roman god, the planet with the shortest year happens to be one of the most scientifically interesting.
The 10 Most Hurricane-Prone States in the US
A look at the 10 U.S. states most often hit by hurricanes, with context on storm history, coastal risk, and conditions behind landfall today.
Could Saturn's Rings Eventually Disappear?
Discover why Saturn’s iconic rings may eventually disappear, how ring rain works, and what scientists think could happen next.
Yellow Anaconda
Meet the yellow anaconda, the green anaconda's smaller golden cousin. A guide to this South American water boa's size, habitat, diet, and behavior.
Could a Planet Exist Without a Star?
Rogue planets drift through space without stars, raising questions about darkness, hidden heat, liquid water, and life beyond solar systems.
The 10 Most Poisonous Fruits In The World
While some of these fruits are safe to consume, overconsumption can lead to some serious health risks. It's important to inform yourself about the food you're eating.
Why Can't We See the Edge of the Universe?
Current cosmology indicates that the universe has no edge. Learn why the observable horizon, expanding space, and dark energy limit what can be seen.
10 US Cities Most Prone To Sea-Level Rise
Here are the top ten cities in the US that were predicted to be the most vulnerable to coastal flooding by 2050, by ClimateCentral.org, in 2017.
What's the Emptiest Place in Space?
Cosmic voids are the universe’s emptiest regions. Learn how the Boötes Void formed and why these vast spaces matter to science.
Tasmanian Tiger
The Tasmanian tiger is an extinct carnivorous marsupial species native to Australia. It lived in Tasmania until European settlement.