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3 articles from ScienceNOW

FDA no longer needs to require animal tests before human drug trials

New medicines need not be tested in animals to receive U.S. Food and Drug Administration (FDA) approval, according to legislation signed by President Joe Biden in late December 2022. The change—long sought by animal welfare organizations—could signal a major shift away from animal use after more than 80 years of drug safety regulation. “This is huge,” says Tamara...

U.S. gun research report: Child access prevention laws cut firearm deaths

A meta-analysis of more than 150 studies on the impact of U.S. gun control policies suggests laws aimed at preventing children from accessing firearms are effective at reducing firearm deaths. In contrast, laws that strengthen concealed-carry and stand-your-ground protections tend to increase gun-related violence. The report , issued today by the...

NASA unveils initial plan for multibillion-dollar telescope to find life on alien worlds

Astronomers are always looking to the next big thing. This week, at a meeting of the American Astronomical Society, researchers packed into a standing-room-only conference room to hear about a successor to JWST, the 6.5-meter space telescope that began operations last year. Flush with JWST’s success, NASA is now planning an optical telescope that would be just as big as JWST and have a...