This Week in Science: Reversing Alzheimer's damage, the safest place on Earth, and more!First up: Oceanographers exploring a sonar blip assumed they'd find a shipwreck. Instead, they stumbled onto an eerie scene that looked like the ocean's own 'Backrooms'. Also this week:
Alzheimer's symptoms reversed in mice after just two injections
The country with the best chances of surviving a global catastrophe
When you eat your meals matters
Would you eat a cookie made from plastic waste?







