This week: Ukulele popularity curves, beats by poultry, singing bridges, and more!

Why do we put seatbacks up for landing? An aviation expert explains.

Video: Something Weird Is Happening With This Bright Red Beach [6:44]

A Professor’s Hunt for the Rarest Chinese Typewriter

Marking Time in a Changing World

Study sheds light on why some people keep self-sabotaging

The First Planned Migration of an Entire Country Is Underway

Scientists just made the 1st antimatter ‘qubit.’ Here’s why it could be a big deal

Scientists Feared the World’s Smallest Snake Had Gone Extinct. They Just Found It Again

Why your childhood snacks are back on shelves

After 15 years of controversy, Science retracts ‘arsenic life’ paper

Gorgeous new images of the cosmos from NASA’s Chandra X-ray telescope

Natural Compound Found in Mushrooms Delays Aging and Extends Lifespan, Study Suggests

A Single Genetic Tweak Stops Mosquitoes from Spreading Malaria

3I/ATLAS is 7 miles wide — the largest interstellar object ever seen

Octopuses Fall for the Rubber Hand Illusion, Just Like Humans, Pointing to a Sense of Body Ownership

Astronomers calculate that the universe will die in 33 billion years — much sooner than we thought