Read the latest articles from Popular Science (Page 51)

Close up of women flossing
Vaccines

Future vaccines could be delivered by dental floss

Researchers tested the new method on lab mice teeth.

A photo showcasing the walnut ring and black radial grille on the earcup of the Meze Audio 105 SILVA headphones
Headphones

Meze Audio 105 SILVA first impressions: Not just a headphone, a habitat

The latest release from Romania's reliable Meze Audio packs warm grain and organic tone into a wearable refuge.

a painting showing the lava flows of mount vesuvius
Science

Engineers bring a 250-year-old mechanical painting of Mount Vesuvius to fiery life

The 1775 creation fuses artwork and clockwork to show the power of the famed volcano.

A young girl in a pink polka-dot swimsuit naps on a towel at the beach, wearing pink sunglasses pushed up on her head.
Ask Us Anything

Why does the beach make you so tired?

A relaxing day of sun, sand, and sea can leave vacationers feeling fatigued—what’s to blame?

Star - Space with the Pleiades over the roof of a residential house.
Space

Street lamps aren’t the only form of artificial light pollution

Here’s how to create darker nights.

Amazon river
Technology

Missionaries accused of illegally giving gadgets to isolated Amazon tribe

Indigenous advocates say it's more dangerous than it sounds.

MacBook Pro 14-inch M3 Max with Adobe Lightroom on the screen on a red blanket
Laptops

The MacBook Air is the best back-to-school laptop and it’s $200 off at Amazon right now

You can't beat the Apple MacBook Air for a student and they're cheaper than they have been all year right now at Amazon.

A highly detailed visualization of a glowing blue neuron with electric impulses traveling through its synapses. This futuristic and scientific representation illustrates brain activity, artificial intelligence, and the complexity of neural networks in both biology and technology
Biology

Biomedical engineers grow whole-brain organoid

Complex cell cultures could pave the way for new Parkinson’s and Alzheimer’s treatments.

Ilham (29 years) show maggot from kitchen waste and organic waste in Siliragung village, Banyuwangi, East Java, Indonesia, on August 1, 2022. The farming maggot is produced from kitchen waste from a mining company and traditional market waste around. In 1 month it produces 100 kilograms. It sells for (wet maggot) USD 0,28/ kilograms and (dry maggot) for USD 5,47 / kilograms. In addition, they produce compost for USD 2,36/25 kilograms and soil fertilizer booster for USD 0,47/kilograms Maggot BSF (Black Soldier Fly) is the larva of a large black fly. The maggot business is managed by young people who are members of the community (PEGE) from the CSR assistance of the PT. Bumi Suksesindo company which carries out mining exploration around the village. (Photo by Aman Rochman/NurPhoto)
Agriculture

Neanderthals likely ate fermented meat with a side of maggots

A delicious and nutrient-dense feast.

tubi app screenshot
Tech Hacks

The 5 best free streaming services (so you can can stop paying for Netflix)

You don't have to pay for your entertainment. Try Tubi, Kanopy and others.

Marsh Rabbit, Sylvilagus floridanus. Dark brown, small-footed rabbit found in wetlands from SE Virginia to Florida. Green Cay Wetlands, Delray Beach, Florida.
Wildlife

Robot bunnies deployed in Florida to fight invasive pythons

Researchers found a creative new solution to track down the snakes.

woman holding shark upside down next to a boat
Sharks

How to operate on a shark in 10 minutes or less

Flipping the shark upside down puts it in a catatonic sleep state.

gmail illustration
Tech Hacks

How to manage all your subscriptions in Gmail

Make your inbox less overwhelming.

Squirrel in a bird feeder
Home

How to keep squirrels out of bird feeders

A few simple steps can keep your bird feed going to its intended recipients instead of those puffy-tailed sneaks.

Tourists drink water as they walk along the National Mall near the Washington Monument in Washington, DC, July 25, 2025, as a heat dome sits over the region leading to extremely high temperatures. (Photo by SAUL LOEB / AFP)
Weather

The science behind the heat dome — ‘a mosh pit’ of molecules

A mass of dangerous heat and humidity is spreading across the US. What exactly is it?

person holding kindle
Tech Hacks

How to get free e-books for your Kindle

You can do a lot of reading without paying a dime.

best wireless surround sound systems sliced header
Speakers

The best wireless surround sound systems in 2025, tested and reviewed

Surround yourself in sound, not nasty speaker wires.

a 3d printer on a counter
Sustainability

3D printer transforms food waste into coffee mugs and coasters

Egg shells, coffee grounds, and flower stems are turned into a printable bioplastic paste.

Limestone tomb marker of Polish medieval knight
Archaeology

Medieval knight’s grave discovered under ice cream shop

'[It’s] one of the most important archaeological discoveries in Poland in recent years.'

3D printed house in Japan
Sustainability

This 3D-printed home is built from dirt

Lib Work’s House Model B is made largely from earth, lime, and other natural materials.