Astronomers today are lucky, with a plethora of evidence from the Big Bang readily available. Future astronomers won't have this evidence, and will have to study hypervelocity stars to deduce the ...

Situated about 104 light years from Earth, a planet that could be 15 times the size of Jupiter is in a 900,000-year orbit at a mind-boggling distance of 1 trillion km from its parent star – that ...

There are roughly a trillion species of microorganisms on Earth—the vast majority of which are bacteria. ...

The trace signals from the explosion that set the universe in motion 13.7 billion years ago will likely be all gone 1 trillion years from now, the researchers said.

Geologists have estimated that the Earth is around 4.54 billion years old, but a lot of us just don't have the time for a real-time recap.

Around 20,000 to 60,000 years ago, as Homo sapiens spread across the Earth during the Ice Age, they encountered dramatic landscapes and wild beasts. In this video, we’ll explore the world during ...

But a billion years is hardly the end of time, as is proven in this video about the next 100 trillion years of the universe.

Researchers calculated that Earth has more living cells — a million trillion trillion, or a 1 followed by 30 zeros — than grains of sand.

Recently, scientists discovered bacteria that had been buried beneath the ocean floor for more than a hundred million years and was still alive. What would change if we could live for even just a ...

If humans are still around millions or billions of years from now, they'll have to deal with supervolcanoes, asteroids and worse.

Humans Have Bogged Down the Earth with 30 Trillion Metric Tons of Stuff, Study Finds The authors say this is more proof that we are living in an Age of Humans—but not all scientists agree ...