Read the latest articles from Popular Science (Page 260)

The science of tickling is full of mysteries, but there are some playful theories.

'It has that sense of a bomb that's going to go off.'

Avian architectural choices may be impacted by more than just genes and the environment.

A neurohormone similar to one present in humans could help starfish regrow limbs.

'Yes, sir, that is my baby!'

Scientists studying migrations, endangered species, and global change are placing tracking devices on thousands of animals that will be monitored by a satellite-based system set to launch next year. If successful, the project could help illuminate the planet’s nonhuman worlds.

A farmer led paleontologists to the scene of this prehistoric creature feature.

But we may have 'the most compelling hypothesis' so far.

Bite prevention methods include wearing insect repellant, long-sleeved clothing, and more.

Skyline Robotics claims its autonomous robot Ozmo can clean windows three times faster than humans alone.

If you're prepared for a hard drive failure, you can keep your data safe.

Plus other weird things we learned this week.

A very rare squid, the ‘Casper’ octopus, two ‘flying spaghetti monsters’, and more were also documented on this expedition.

How to pack a go-bag, get emergency alerts, and find disaster aid.

This sleep-regulating gene could be the reason two similar species fly at different times of day.

Researchers link wild bee decline and pesticides, and call for the adoption of alternative pest control methods.

Italians used coca leaves by at least the 17th century.

Event Horizon Telescope's newest advancements are 'a stepping stone to full color, high-definition movies of black holes.'

The top speakers from a venerable speaker maker since 1946.

Come for the helpful PSA. Stay for the ‘Papermachete.’