Chalk is a fine-textured form of limestone. It is composed of several tiny fragments of the calcite shells or skeletons of ...

Chattering teeth – that rapid, sometimes noisy clack of your upper and lower teeth – is a minor, startling symptom that can ...

Foods that rely heavily on preservatives may be doing more than extending shelf life. In a large study spanning more than a ...

In 2025, scientists warned the ‘planetary boundary’ for ocean acidification had been crossed. This is what that means and why ...

The preservatives that keep processed foods fresh may also be quietly increasing the risk of type 2 diabetes.

Libby Jewett founded the U.S. ocean acidification program and had begun work on offshore wind energy. But she joined the past ...

Research reveals most Americans don't know the risks: here, experts list some vitamins, supplements, and medications not to ...

The production of clean hydrogen through water electrolysis is a promising route toward emission-free and sustainable energy ...

Rutgers University marine scientists are using New Jersey-developed tools to measure how iron shortages in Southern Ocean ...

Anthea Levi is a registered dietitian (RD) and reporter with more than 6 years of experience writing for major health outlets including Health magazine, BuzzFeed, Eat This, Not That!, and Livestrong.