Cells are not immortal, and that is a good thing. After a certain number of divisions, many human cells stop multiplying for good. They enter a state called replicative senescence, where growth ceases ...

After a finite number of divisions, cells simply give up. As each round of replication trims their telomeres—the protective caps at the chromosome ends—those caps eventually become too short to ...

If it can charge your devices, then Anker probably makes it and it's probably on sale at Amazon right now. By Stan Horaczek Published Oct 24, 2025 2:53 PM EDT We may earn revenue from the products ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Jared Newman After a new round of testing, we’ve added fresh picks. Buying a ...

In a hot spring at Yellowstone National Park, a microbe does something that life shouldn’t be able to do: It breathes oxygen and sulfur at the same time. Take a deep breath. A flow of air has rushed ...

If you won a lightweight laptop or an iPad, you can have an Ethernet connection instead of using W-Fi. Plugables new USB-C to Ethernet adapter cable is an alternative to using wireless networks. Do ...

Nick is a Features author who's been writing for fellow tech geeks since 2011. While he's mostly focused on phones, he's also thrilled by cameras and audio gear of all shapes and sizes. On weekends, ...

In specialized chambers throughout leading medical centers worldwide, patients breathe pure oxygen at pressures significantly higher than normal atmospheric conditions. This treatment, known as ...

Wireless adapters have become incredibly popular these days, and this isn't surprising. They allow users to get rid of cables and connect their smartphones to their cars wirelessly, even if their ...

SCIENTISTS have developed a way of assessing the ability of red blood cells to deliver oxygen by measuring their shape. This test could improve specialist transplant and transfusion practice as well ...

Comcast is carving off most of its cable channels. Will its new spinoff be a hunter or prey? The media giant last week put an upbeat spin on its move to shed what Wall Street sees as an albatross — ...