Latest about Life's Little Mysteries
How do people 'wake up' from comas?
People can stay in comas for weeks, months or even years. But what causes some of these patients to "wake up"?
What is the coldest city in the world?
The coldest city in the world is in Siberia, where temperatures plummet to minus 76 degrees Fahrenheit. Here's why it's so cold there.
What could aliens look like?
The search for alien life is one of humanity's greatest missions, but it may look nothing like anything we've seen on Earth.
Which way does Earth spin? What about the other planets?
While Earth spins in the same direction as the sun, that's not the case for every planet in the solar system.
Why are so many ancient Egyptians buried at the Saqqara necropolis?
The ancient Egyptians buried their dead at Saqqara for thousands of years. Why was the necropolis so important to them?
How many stars in the Milky Way die each year?
Stars die at different rates depending on how they kick the bucket.
Daytime moon: Why can we sometimes see the moon in broad daylight?
The daytime moon is visible almost every day of the month, except those closest to the full moon and new moon. Here's why the moon and sun often share the daytime sky.
How do fireflies light up?
Fireflies use a glowing chemical reaction to signal to one another in the dark of dusk and night.
