Scientists question whether alarming reports of plastic particles in human organs are accurate or the result of laboratory contamination.

It's tiny and needy, but is it alive? That's a question prompted by recent research that highlights a surprisingly complex part of biology. The organism in question is a microbe called Sukunaarchaeum ...

Cambridge University scientists say they have found the strongest evidence yet of life on another planet 124 light years away. The planet is called K2-18b and was spotted with the James Webb Space ...

The origin of life on Earth is one of science’s biggest questions, and previous theories have suggested that lightning may have played a role. While previous studies say volcanic or atmospheric ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A team of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In the 1931 movie ...

Imagine a world where the boundaries of biology are no longer fixed—a world where life can be created in a lab, where artificial intelligence can preserve a version of you long after you’re gone, and ...

Regents Review is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...