New ‘Poké Ball’ robot catches deep-sea critters without harming them

Like a submarine Poké Ball, a new robotic device gently captures and releases deep-sea creatures without a scratch. This critter catcher could be decked out with cameras and other sensors to give scientists an unprecedented view of life in one of Earth’s most mysterious environments. The contraption, designed to be mounted on a remotely operated […]

Elon Musk’s Team Built a Tiny Submarine to Help The Cave Rescue in Thailand

Elon Musk is testing equipment designed to help rescue the remaining members of a Thai youth soccer team who are trapped in a cave, the Tesla CEO tweeted on Sunday. Hours after four boys were confirmed to have been rescued from the cave, Musk tweeted a video of a small submarine-like vessel being tested in a swimming […]

More than half the world’s ocean area is actively fished

New mapping highlights location — and intensity — of those fishing efforts People’s taste for seafood affects a surprisingly large share of Earth’s oceans. That’s according to a new study that mapped where marine fish are harvested. Oceans cover more than two-thirds of the planet’s surface. In 2016, fishing fleets used more than 55 percent […]

Canadian ice cap conceals supersalty lakes

At least two large, supersalty lakes lie deep beneath an ice cap in far northeastern Canada, a new radar survey shows. The survey traced the mountainous terrain underlying the Devon Ice Cap (pictured), a frozen mass almost the size of Connecticut. But in a couple of places, the researchers also saw strong, mirrorlike reflections. The […]