New knowledge on the cellular makeup and growth of teeth can expedite developments in regenerative dentistry — a biological therapy for damaged teeth — as well as the treatment of tooth sensitivity. The study, which was conducted by researchers at Karolinska Institutet, is published in Nature Communications.

My teacher first taught me about global warming in the third grade. She explained how an increase in greenhouse gases increased the amount of heat that could be trapped in our atmosphere. We discussed how climate change is melting the ice caps polar bears call home, leading to their extinction. We didn’t discuss how the climate crisis was already at our homes.

A landmark environmental justice bill stalled for over a decade became law in New Jersey on Friday.

Every few months, some group of socially conscious number crunchers will remind Americans that a tiny elite is binge-eating the nation’s economic pie while the rest of us plebeians fight over table scraps. Journalists will then aggregate eye-popping statistics and edifying charts, progressives will share these over social media, adorned with red-faced (and/or guillotine) emoji — and the moral arc of history will carry on bending toward neofeudalism.

Intelligence officials have long been warning that Russian agents will inevitably try to interfere in the 2020 campaign—now some appear to have been caught targeting a key Biden campaign firm. Reuters reported Thursday morning that suspected Russian state-backed hackers have attempted to breach the systems at Washington-based SKDKnickerbocker, a strategy and communications firm working hand-in-glove with Joe Biden’s campaign. The attacks, which took place over the past two months, were unsuc...

Apple told some developers that it will delay the enforcement of an anti-tracking feature that's being implemented in iOS 14, reports The Information. In ‌iOS 14‌, Apple is requiring apps to seek customer consent before the IDFA (Identifier for Advertisers) can be used to track user behavior and preference across apps and websites for ad targeting purposes.

Otto Aviation claims its odd-looking Celera 500L "bullet plane" is "the biggest thing to happen to the aviation and travel industries in 50 years," and that its extreme fuel economy could make private flights as affordable as regular commercial air travel.

Here’s one bright spot in an otherwise depressing 2020: Over the last few months, California has taken dramatic, landmark steps toward slashing emissions from heavy-duty diesel trucks that contribute heavily to smog, soot and planet-warming gases.

The QAnon conspiracy theory has emerged as a powerful cultish force within the Republican Party, and while there’s no polling that shows it, many QAnon followers are people who regularly attend church. In a really eye-opening piece by Abby Ohlheiser in the MIT Technology Review, she speaks with pastors who have essentially lost members who went down that rabbit hole.

In 1963, a saucer-shaped, yellow submarine returned from the depths of the Red Sea and docked to an underwater research center, 26 miles off the coast of Port Sudan and 33 feet below the surface. Aboard it was legendary explorer and oceanographer Jacques Cousteau, who captured the imagination of millions with his Oscar-winning documentary World Without Sun.

There’s a “Home Improvement” reunion on the cards at History. The network has issued a 10-episode order.

A new study attempts to pin down what makes a person seem "creepy."

Dwarf planet, believed to be a barren space rock, has an ‘extensive reservoir’ of brine beneath its surface, images show

Amid one of the worst downturns in U.S. history, nearly 80% of credit card holders say they’re worried they won’t be able to continue making even the minimum payments on their debt. The figure comes from a survey by CreditCards.com, which found millennial card holders (91%) are most at risk of missing payments. Meanwhile, 1 in 4 people say the pandemic has pushed them to take on more credit card debt.