A new study posits that dark streaks originally believed to be signs of water on Mars' surface might not be that at all.

Scientists have been arguing about the origin of strange streaks on Mars since the earliest missions to the Red Planet.

Other hazards loom as well, including dangerous rip currents and — on an island that’s part of Marine Corps Base Camp Lejeune in Onslow County — live military ordnance. Here’s how to stay safe. The ...

In 2023, biologists Lauren Stefaniak and Marie Nydam had time to kill before their university workshop on marine ...