Read the latest articles from Popular Science (Page 774)

Here’s how PrEP medications outsmart HIV

Can you really take one pill a day to prevent HIV?

By Alex Schwartz

Revamp your home office for $20

You don’t have to spend a lot to get a lot.

By Candis McDow

landscape filled with smog with industrial building in the distance

Another year, another carbon emissions record

The rise in emissions slowed down a little in 2019, but we’re still going in the wrong direction

Five ways to eat acorns for survival

Five ways to eat acorns for survival

Acorns are a handy survival food and can also be used as medicine.

By Tim MacWelch

a person in a body of ice water

Cold take: Ice baths don’t help sore muscles heal

Skip the polar plunge and get some sleep instead

By Claire Maldarelli

Egyptian coffin mummy.

Egypt is reclaiming its mummies and its past

A recent discovery puts Egyptian archaeologists at center stage.

By Sara Kiley Watson

Female photographer checking photos in her camera

Turn your photography skills into a side hustle

It’s not easy, so here’s what you’ll need to know before getting started.

By Harry Guinness

Smartwatch measuring blood pressure

Best of What's New

The 11 most noteworthy health innovations of 2019

They’re the Best of What’s New.

By Claire Maldarelli

Lamborghini's hybrid Sian

Best of What's New

2019’s most impressive automotive innovations

They’re the Best of What’s New.

By Dan Carney and Chuck Squatriglia

Wireless headphones by Bose

Best of What's New

2019’s coolest entertainment innovations

They’re the Best of What’s New.

By Stan Horaczek and Corinne Iozzio

Smart home camera

Best of What's New

The biggest security breakthroughs of 2019

They’re the Best of What’s New.

By Eric Adams and Chuck Squatriglia

Impossible plant based burger packaging

Best of What's New

The most important engineering innovations of 2019

They’re the Best of What’s New.

By Andrew Rosenblum and Sara Chodosh

a power plant spews smoke into an orange sky

COP25 may be the most important climate change meeting ever—and the US is barely there

It Paris Agreement’s 2020 deadline is looming large.

Why do some animals engage in same-sex sexual behavior? The better question is… why not?

Why do some animals engage in same-sex sexual behavior? The better question is… why not?

Same-sex attraction may be a gift from an ancient ancestor.

STEP-UP students take a tour of Washington D.C.

Government workers with autism may go unpaid, despite their valuable contributions to science

A volunteer program by USGS could provide setbacks for students seeking independence.

By Kelly Brenner

PreP HIV antiretroviral drugs

What it means to have ‘undetectable’ HIV—and why you need to know

Finding a “cure” for the virus is only part of beating it.

By Alex Schwartz

Riot Police uses a water canon and tear gas against demonstrators during a protest against the rising of the fuel and oil prices by people wearing yellow vests.

Cómo enfrentar el gas lacrimógeno

Todo lo que tienes que saber para protegerte a ti y a otros.

By Sandra Gutierrez G.

a dinosaur skull

This bone-eating dinosaur was constantly losing its teeth

And the evidence is scattered all over Madagascar.

Scared about ‘forever chemicals’ after watching Dark Waters? Here’s what you need to know.

Many manufacturers have stopped using PFOA—but they’ve switched to other chemicals that could be just as bad.

What to do if you’re in a crowd of panicking people

What to do if you’re in a crowd of panicking people

Basically, don’t panic.

By Ellen Airhart

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