science
Asteroids Really Could Have Brought Water to Earth, Experiment With Giant Rock Blaster Shows

You may have heard the theory that asteroids are responsible for Earth’s water. You may also have thought, hah, there’s no way that asteroids could have brought all that water to Earth. But fake asteroid impacts are now demonstrating that, yeah, maybe they did. Read More >>

science
Life Could Have Evolved From These Ancient Chemical Reactions

Fundamentally, your body is just a crazy chemistry experiment. You put in food and oxygen, chemical reactions happen, and out comes energy and poop. But how did these reactions first begin? Some scientists think they have an idea. Read More >>

science
Quest to Find the World’s Oldest Fossils Intensifies With New Result

Our planet popped into existence some 4.5 billion years ago. Life didn’t waste time, emerging shortly thereafter—but the exact timing of this momentous event is still unknown. A study published today offers new clues into this enduring scientific mystery by claiming to have discovered Earth’s oldest fossils in 3.5 billion-year-old Australian rock. Sounds like an important result, but other scientists are disputing the claim. Read More >>

science
Scientists Claim to Have Found Our Planet’s Oldest Fossils

An international team of researchers say they’ve found fossils dating back to at least 3.77 billion years ago, making them the oldest fossils ever found on our planet. The discovery, though sure to attract scrutiny, has implications for our understanding of how life got started on Earth—and how it may have emerged elsewhere. Read More >>

science
How Often Does Life Emerge in the Universe?

Since the 1960s, the Drake Equation has been used to predict how many communicative extraterrestrial civilisations exist in the Milky Way galaxy. Along these same lines, a new formula seeks to estimate the frequency at which life emerges on a planet—a calculation that might allow us to figure out the likelihood of life arising elsewhere in the universe. Read More >>