Somewhere out there, just maybe, an alien – probably stranger looking than in our wildest imagination – might be pondering this very question.
If you go by editorial cartoons and T-shirts, you might have the impression that evolution proceeds as an orderly march toward a preordained finish line. But that's not right at all.
Modern animals took over our planet much more quickly than previously thought. This has both welcome and disturbing implications for the future of life on our rapidly changing planet
Newly found fossils point to a link between a rise in atmospheric oxygen and the first emergence of complex life on Earth.
Life could exist in another solar system in a different part our galaxy. Or in another galaxy far away. We don't have the perfect technology yet to study such far away places but we're still trying.
There is an urgent need to reconsider the importance of diversity. It is not a simple wealth. It is both a property of the living and an essential condition for its survival.
What a group of ancient Roman philosophers can teach you about how to live in the 21st century.
With fall almost upon us, there's a lot we can learn from the changing season.
Boston Dynamic's robots are inspired by nature for good reason.
Do you want to live forever? If so, you might want to think again.
An ancient sexual conflict over mitochondrial inheritance may be responsible for the evolution of the two sexes as we know them.
Star Trek: Discovery explores our corner of the block -- just a fraction of the galaxy. Some stars are better candidates for intelligent alien life, and it may not be anything like we imagine.
NASA says there are ten "potentially hazardous" asteroids close to Earth. Good reason to make sure we have a backup plan should any catastrophic event wipe of much of life on Earth.
Life on the land could have started millions of years earlier on Earth than first thought. This could change the way we think about life developing elsewhere in the universe.
How far would you go to better your life, to live longer, to beat death? And how much can technology help us in that quest?
Earth is a relatively dry planet compared to some of the other ocean worlds in our Solar system. Life needs water so what about life on these other places?
The latest research dismisses the idea that viruses form a fourth type of life.
We continue to search for intelligent life elsewhere in the universe. But if we find ET there are those who question whether we should make contact or not.
Fifty years on from a groundbreaking paper, geophysicists have progressed from believing continents never moved to thinking that every movement may leave a lasting memory on our planet.
The Earth is full of many varied species from the largest mammals to the tiniest organisms. But we now think there could be ten times more species than was originally thought.