The exoplanet K2-18b could harbor a massive ocean, but scientists will need to study the planet more to see if it’s really ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

A new study claims that Prototaxites, which have defied classification for two centuries, might just be an entirely novel ...

She is passionate about empowering others to protect life's most important assets. Wh... Michelle is a lead editor at Forbes Advisor. She has been a journalist for over 35 years, writing about ...

He called the organism Prototaxites, meaning “first conifer.” The name stuck, even though the fossil didn’t quite match any known trees. In fact, trees didn’t even exist during the Silurian period, ...

These towering life-forms, known as Prototaxites, appeared around 430 million years ago during the Silurian period, dominating a landscape where early plants barely grew past your ankles.

Anyone who's burned a log has witnessed this firsthand. So why do so many life-forms breathe oxygen? There are probably thousands of kinds of metabolisms, or chemical processes that maintain life ...

Hundreds of millions of years ago, mysterious life forms called Prototaxites towered toward the sky. Believed to be the first giant organisms to thrive on dry land, some species of Prototaxites ...