When the court lights flicker on at the U.S. Open, tennis stars shine under illumination designed to cut light pollution. The light fixtures on the USTA courts in Flushing Meadows shine light onto the players… At the US Open, tennis stars shine under dark sky-friendly outdoor lights

Giraffes are now classified into four distinct species in Africa. Researchers previously thought all giraffes belonged to a single species. On Thursday, a task force of the International Union for Conservation of Nature identified Northern,… How many giraffe species are in Africa? New scientific analysis quadruples the count

Hurricane Erin is creating dangerous beach conditions along the U.S. East Coast. High winds and waves are expected in North Carolina by Wednesday night. Erin was a Category 2 hurricane on Wednesday but its winds… What to know about powerful Hurricane Erin as it heads past the US East Coast

Scientists have gotten a rare peek into a dying star, exposing its interior as it exploded. The most massive stars go out with a bang in explosions called supernovas. They tend to jumble up a… Scientists get a rare peek inside of an exploding star

The Webb Space Telescope has spotted a new tiny moon orbiting Uranus. NASA announced the discovery on Tuesday. The moon appears to be just six miles wide. It was spotted by the telescope’s near-infrared camera… NASA’s Webb telescope finds a new tiny moon around Uranus

Scientists expect Kilauea volcano to again gush lava in the coming days for the 31st time since December as the mountain lives up to its identity as one of the world’s most active volcanoes. A… Hawaii’s Kilauea volcano is on the verge of erupting again

A series of panels convened by the Food and Drug Administration is raising concerns that the agency is skirting federal rules and promoting fringe views about antidepressants and other products. The FDA has more than… FDA’s new expert panels are rife with financial conflicts and fringe views

Outer space has emerged as the world’s next battlefield, demonstrated by recent cyberattacks on satellites blamed on Russia. National security officials have said the Kremlin also is seeking to develop a space-based weapon that could… Hijacked satellites and orbiting space weapons: In the 21st century, space is the new battlefield

Coastal communities nationwide are ramping up efforts to restore and protect their shorelines as climate change causes more intense and destructive storms and leads to sea-level rise that puts tens of millions of people at… Coastal communities restoring marshes, dunes, reefs to protect against rising seas and storm surges

Federal officials say Arizona, Nevada and Mexico must again live with less Colorado River water as drought lingers in the West. The announcement Friday means Arizona will again go without 18% of its allocation, while… Arizona, Nevada and Mexico will again get less Colorado River water in 2026