Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...

An innovative gel that forms a layer over teeth and then recruits calcium and phosphate ions from saliva to build new enamel has the potential to change dental treatment. To date, we don't have any ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

Arthur Jones, the defensive tackle who play in 64 NFL games for three teams over a seven-year career, died a the age of 39. "Arthur’s presence was a gift to everyone he encountered," wrote Eric ...

But Arthur is a more straightforward lyricist than Michael Stipe, and Arthur Buck 2 is largely its own charmingly shambolic beast. Arthur can sometimes sound as if he’s just woken up and is desperate ...

When Brent Chapman was 13, he took ibuprofen during a Christmas basketball game. It was a drug he had taken before, but what happened next was anything but routine: He had a severe reaction that ...

Running into a Blockbuster Video, smelling a room full of plastic cases and VHS tapes, it was a scramble for whichever newly released movies weren’t already rented out. Then, the gentle reminder on ...

The story of Camelot and the Knights of the Round Table has captivated us for a thousand years. But is there any truth behind the tales? The real thing? Not quite. This regal chamber, King Arthur’s ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A trio of Canadians are on track to become the country’s first ...

If you own analog tape covered in fuzzy gunk, this machine might make them playable again. If you own analog tape covered in fuzzy gunk, this machine might make them playable again. is an audio and ...

How’s your VCR situation these days? The video players, which fell out of fashion in the early 2000s with the rise of DVDs (followed by Blu-rays and 4K Ultra HD), seem to be experiencing a comeback.