Popular Science. Demystifying the worlds of science and technology since 1872.

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Rachel Feltman

Rachel Feltman

Host
By middle age, people are complex mosaics of cells that are mostly but not entirely identical.
Biology

We are all mosaics

Picture your body: It’s a collection of cells carrying thousands of genetic mistakes accrued over a lifetime—many harmless, some bad, and at least a few that may be good for you.

update updating software app smartphone pc dekstop notebook laptop tablet vector
Tech Hacks

How important are updates, actually?

Can you just ignore those pop-ups? (No.)

woman looking out a window with phone in foreground
Tech Hacks

How to use Photoshop on your phone

Photoshop Express Photo Editor lets you edit on the go.

an ipad with a photo on it next to a lamp
Tech Hacks

5 clever uses for your old iPhone or iPad

Don’t throw that outdated gadget away! It could still be useful.

It’s not necessarily overwork that is exhausting you.
Nutrition

Vitamin deficiency may be why you’re so tired

A nutritional neuroscientist explains how to kickstart your energy by getting essential nutrients in a well-rounded diet, along with more sleep and exercise.

Empty drink glasses hanging from bar rack
Food Safety

US may finally require Nutrition Facts labeling for alcohol

But you still might not know how much sugar is in that drink.

a step pyramid built with stone above several smaller buildings
Archaeology

Apex predators were sacrificed nearly 2,000 years ago in Teotihuacán

Ancient megacity residents offered jaguars, golden eagles, and wolves to the gods.

Cybertruck Cyberbeast edition seized by UK police
Electric Vehicles

UK police seize Cybertruck because it’s illegal there

Owners can’t drive Elon Musk’s ‘favorite car’ on public roads.

Two little blue penguins at a nest in Timaru, New Zealand.
Birds

When penguins divorce, the whole colony is impacted

‘In good times, they largely stick with their partners, although there’s often a bit of hanky-panky happening on the side.’

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Popular Science has been demystifying the worlds of science and technology since 1872. We explain the inner workings of the phone in your pocket, explore world-changing innovations, and examine everything from the marvels of deep space to the secret lives of staples like bread. We deliver an engaging, approachable, and inclusive look at emerging technologies and scientific advances.
Daily, PopSci unpacks the science behind the top current new stories, dissects the latest technology and digital trends, and helps readers live smarter, safer, and happier through clever DIY projects.

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