Read the latest articles from Popular Science (Page 504)

firefox browser on phone
Security

With site-specific ‘cookie jars,’ Firefox hopes to curb user tracking

The browser is rolling out "Total Cookie Protection" to make it harder to track user activities from site to site.

Person with black hair with a bald spot on their temple due to alopecia hair loss
Science

Alopecia patients finally have an FDA-approved hair-loss treatment

The oral drug restored hair growth in about half of patients after a year.

A small child is having a bandage put on his arm after receiving a shot. A caregiver stands behind him.
Vaccines

Young kids will likely have COVID vaccine access in the next few weeks

Following the endorsement, shots should become available to the general public within weeks.

A DIY cutting board with accent borders made out of a different type of wood than the rest of the piece.
Projects

4 simple ways to upgrade your boring DIY cutting boards

Make those chopping blocks look sharp.

Microplastic pellets on the beach.
Ocean

Horrific blobs of ‘plastitar’ are gunking up Atlantic beaches

Plastic and oil spill leftovers are combining into super waste.

Taking mobile portrait outside of a person holding two ice cream cones.
DIY

Simple tricks for taking better outdoor portrait photos with your phone

With proms, graduations, and summer bbq season upon us, now is as good a time as any to brush up on portrait photography best practices.

A grid of 12 images depict the Star Wars character Chewbacca performing office job tasks.
AI

The Dall-E Mini image generator’s ridiculousness might be its main appeal

The AI-powered system isn't fooling anyone. The ones that do represent the tech to be concerned about.

internet explorer logo on laptop
Internet

RIP Internet Explorer, and thanks for all the memes

Microsoft bids a long-coming farewell to a legacy browser.

DNA from plague victims’ teeth may unravel the origin of Black Death
Archaeology

DNA from plague victims’ teeth may unravel the origin of Black Death

A 14th-century pandemic may have started in Central Asia.

Starfish spawning in water
Land

8 award-winning photos of nature’s stranger things

The California Academy of Sciences brings us sperm clouds and happy stoats with its yearly photo competition.

A piping plover shorebird walks on sand, with tawny feathers on his back, a white stomach, a black band of feathers on his neck, and a green band on his ankle
Science

Remembering Monty and Rose, the Chicago shorebirds that became the face of a movement

The birds' legacy will endure through restoration efforts for endangered Great Lakes wildlife.

Your connected car could be putting your privacy at risk
Vehicles

Your connected car could be putting your privacy at risk

As the U.S. enters a new era of lawmaking, connected cars could become the new front of legal battles.

a robotic military dog
Military

A new tail accessory propels this robot dog across streams

The machine comes from Ghost Robotics, and the system that enables it to swim is called a NAUT.

bowls containing wheat flour, eggs, shellfish, peanuts, soybeans, and other common allergens
COVID-19

It’s harder for kids with food allergies to catch COVID

The link between these allergies and COVID immunity is largely mysterious.

Blocks of concrete on shovel.
Pollution

Green cement could change the construction game—but will builders actually use it?

From food waste to carbon storage, new cement options are popping up all over the world.

MIT stackable chip
AI

MIT’s new computer chip design lets you clip on parts like LEGOs

This modular architecture allows for sensors and processors to be added on or swapped out.

A ‘heat dome’ is searing the US with record-breaking temperatures
Science

A ‘heat dome’ is searing the US with record-breaking temperatures

One in three Americans could endure a heat wave this week.

Apple iMac screen showing notch
Tech Hacks

How to hide or customize your MacBook notch, if you’re into that

Not everyone loves the notch and you don't have to stick with it.

nearly finished submarine in large building
Military

An exclusive look inside where nuclear subs are born

To craft submarines that withstand the crushing deep, New England shipbuilders must become masters of steel.

The Gaia space observatory traveling the Milky Way in an artist's rendition
Sun

See the stars from the Milky Way mapped as a dazzling rainbow

Gaia's latest data drop reveals 'starquakes' and 'primordial material' pretty close to home.