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The agency is proposing allowing other tastes for vapes, like mint, coffees, spices or tea, to appeal to adults. At the same time, illicit candy-flavored types aimed at teenagers have flooded the market.

The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels. Critics say it could be bad for people and wildlife.

Researchers have devised a new tool for discerning between naturally occurring viral outbreaks and those resulting from lab accidents.

After outgrowing its original home, the National Museum of Mathematics has added new exhibits and an art gallery space in what was an empty storefront along the Avenue of the Americas in Manhattan.

Not all acts of extinction are to be regretted.

The strawberry guava, one of the world's worst invasive species, hinders forest restoration on the island while feeding its famous endangered primates.

Dr. Vinay Prasad drew criticism for decisions that overrode agency scientists and rejected potential drugs.

New data about the DART spacecraft's effects adds evidence that Earth could be defended from future deadly asteroids by diverting their orbits.

She laid much of the theoretical groundwork for the atomic bomb, although she did not participate directly in its production.

A temptress on the silver screen in the 1930s and '40s, she later became an inventor.