Read the latest articles from Popular Science (Page 137)

Macaques show signs of grasping the abstract notions of language in a lab setting.
Animals

Macaques appear to associate spoken words with pictures

These cross-modal associations are one of the cognitive foundations of language.

Dog wearing eye tracking goggles
Science

Dog goggles help scientists learn how to best get their attention

Combining two common gestures appears to do the trick.

Researchers used a combination of nontoxic water, sodium acetate, sodium iodide, and hypophosphorous acid to recycle a solar cell.
Technology

How water could make future solar cells recyclable

Researchers were able to recycle the same cell multiple times without losing much energy efficiency.

Illustration: View from inside a detector building block of detection units. Clearly visible the yellow buoy of a near by detection unit.
Particle Physics

Scientists announce the highest-energy neutrino ever detected

'With this ultra-high energy neutrino, we are opening a new window in our universe.'

a turtle peeks its head out of the water
Wildlife

These sea turtles ‘dance’ when magnetic fields lead them to a snack

'It’s similar to how we might memorize where our favorite pizza place is.’

hockey closeup
The Weirdest Thing I Learned This Week

Scientists are trying to figure out why hockey players all sound Canadian

Plus other weird things we learned this week.

Game board, Geiger counter, and pieces included in Uranium Rush.
Technology

The 1950s game that glorified the dangers of the Atomic Age

With its oversized Geiger counter and promises of getting rich, Uranium Rush packaged the dangerous and exploitative uranium industry as family-friendly entertainment.

a hand written text from the 16th century CE
Archaeology

500-year-old Transylvanian diaries detail the peril of the Little Ice Age

'...the air was thick with despair as the people gathered in processions, praying for rain.’

Powerbeats Pro 2 in case
Earbuds

We put the Powerbeats Pro 2 earbuds through hard workouts to see if they stay in place

The flagship Beats workout earbuds offer pretty much everything you'd get from AirPods Pro with a sturdy hook to keep them in place.

XB-1 plane taking off in desert
Aviation

Experimental jet achieves supersonic flight, minus the boom

Boom Supersonic's XB-1 prototype hit its necessary ‘Mach cutoff.'

stressed mice
Health

Chronic stress affects the way mice perceive loudness

'Prolonged stress … can subtly alter how we perceive the world around us.'

Underwater Rocks and Pebbles on the Seabed
Deep Space

A radioactive deep sea mystery may have cosmic origins

Physicists ‘stumbled on a previously undiscovered anomaly’ beneath the Pacific Ocean.

dog college scent detection
Dogs

A visit to dog college

From disaster response to disease detection, these canines choose their own career paths.

A blow fly larva disguised as a termite, antennae and all.
Insects

Rare fly species wears fake termite head to infiltrate nests

‘The termites even seem to feed them.’

The winner of the Most Rats Gained award goes to Washington, D.C., with a 390 percent increase according to the city’s last decade of data, followed by San Francisco (300 percent), Toronto (186 percent), and New York City (162 percent).
Science

Oh, great: Rat populations are surging as cities heat up

Hotter weather makes it easier for rodents to feed and breed. Washington, D.C. saw a 390 percent increase in rats over the last decade.

Stanley drinkware arranged in a pattern in blue and gray
Fitness Gear

These large-capacity Stanley IceFlow water bottles are at their cheapest price ever at Amazon right now

If you're looking for a 50-ounce, or even 64-ounce steel water bottle, then this is your chance to save big money.

Macaque eats food rests from a trash in Kandy, Sri Lanka
Wildlife

Fighting monkeys cause nationwide blackout in Sri Lanka

The brawl plunged 22 million people into darkness for hours.

Girl using phone seated on the bed
Social Media

WikiTok just might help you stop doomscrolling

The new site combines the best of Wikipedia and TikTok.

The Earth's internal layers including the mantle, outer core, and inner core.
Science

Earth’s inner core is less solid than we thought

What's stirring 3,000 miles beneath the surface of the Earth?

Europa clipper illustration
NASA

How space missions make discoveries on the way to their main destinations

Maybe the real treasure was the flyby science we did along the way.