A former NASA engineer with 16 billion view, Mark Rober used liquid nitrogen and ping pong balls to make his point at this ...

For people with sensitive teeth, finding a toothpaste that doesn't create a bigger issue can sometimes be an expensive task.

We know, the headlines can sound terrifying. In this series, Mashable speaks with experts to bring you the unvarnished truth about science, health, threats from space, and scary-sounding creatures.

The most active volcano in the Philippines is erupting, sending lava down its slope and covering surrounding villages in ash. https://p.dw.com/p/5DB7o Authorities say ...

For more than 100,000 years, a Greek volcano lay silent. But deep underground, it was still growing. Tiny zircon crystals show magma was quietly brewing between eruptions, researchers report April 22 ...

Why it's incredible: The volcano hosts the world's only magma chamber that's accessible to humans. Thríhnúkagígur is a dormant volcano near Reykjavík whose last eruption 4,500 years ago left a hollow ...

Scientists have developed a new way to fight gum disease without wiping out the mouth’s helpful bacteria—a major shift from traditional treatments. Instead of killing everything, this targeted ...

Our expert staff answers frequently asked questions in their areas of expertise and defines common terms so you can be a smarter shopper. Read more here. Over the past few years, nano-hydroxyapetite ...

If you purchased Tom’s of Maine toothpaste in the past six years, you could be eligible for a cash payout stemming from a recent $2.9 million settlement. The class-action lawsuit filed against Tom’s ...

Brushed your teeth with Tom's toothpaste over the past six years? If so, you may be entitled to a cash payout. According to a class action settlement website, people who purchased one or more Tom's of ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A photo of a long‑expired tube of toothpaste—dating all the way back to ...

Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...