You might have already felt what it would be like inside a cloud made of condensed water vapor.
Epidemiologists focus on diseases among groups of people. They also study the spread of disease among animals.
Squirrels and chipmunks are distant cousins who have grown a little more apart from each other over millions of years.
Wind travels all over the world. Where does it come from, and why?
Research shows that looking at your dog makes you feel happy.
One anthropologist found 1,072 similar words for 'mom' and 'dad' in the world's languages. It turns out a mix of biology, culture and encouragement from parents explains this phenomenon.
The movies make it seem like someday we'll be able to make people and objects grow really big or shrink really small. Whether this will be possible comes down to the smallest of things.
Colossal squid have eyes the size of soccer balls, and can weigh up to 700kg. That's a lot of calamari!
The term 'Big Bang' might make you think of a massive explosion. Put the thought out of your head. Rather than an explosion, it was the start of everything in the universe.
Whether our brain decides to wake us or let us keep sleeping depends on the loudness and type of sound, our depth of sleep and sensitivity to noise.
Pets might not protect us from the coronavirus, but they can help us get better.
It is very hard to stop wars, but we must try.
Have you ever felt a piercing pain in your head when you eat something cold?
All chameleons are able to change colour at least a little bit, but some species can do it much more than others.
When we yell, our vocal cords bash together extra hard, causing them to get sore and swollen. The swelling can develop over a few hours so you might notice hoarseness more the next day.
A young reader asks: Is Pluto a planet?
Grownups don't get taller, but they can grow in other ways.
Bees aren't the only species that has a queen.
Our bodies are made up of cells that multiply to repair our organs. But organs like our liver and skin are better at regeneration than our brain.
A mass extinction 66 million years ago killed the non-bird dinosaurs, but plants survived.