Apps make it easy to create a second number.
Why you should get a burner phone number, even if you aren't a spy
Meet the menagerie of parasites that can live in human eyes
Some are accidental guests. For others, our peepers are prime real estate.
Why our brains see the world as ‘us’ versus ‘them’—and what to do about it
Our brains are wired to build walls, but we do our best work when we knock them down.
Instagram TV is pulling us ever closer to a future full of tall videos
Moving images have historically been wide, but smartphones are changing that.
Massive atmospheric wave on Venus could explain the planet's weird rotation
More than a light Venusian breeze.
This new system could help air taxis and drone deliveries avoid crashing
The program is focused on a 35-mile route in Ohio.
Koko, the beloved gorilla who communicated through sign-language, dies at age 46
Remembering, as Koko once put it, a 'fine-gorilla-person.'
Weather got you down? The entire planet of Mars is buried in a dust storm right now.
But that's not too weird for the red planet.
Our love of palm oil is destroying forests. Here's how to use less of it.
Cut down on deforestation.
These 1950s experiments showed us the trauma of parent-child separation. Now experts say they're too unethical to repeat—even on monkeys.
A childhood without affection can be devastating, even if basic needs are met.
Five rad and random playing cards I found this week
The end-of-week dispatch from PopSci's commerce editor. Vol. 48.
Finding Qianlong III: China's New UnderWater Drones
Finding Nemo/Cars Crossover
We might have started kissing to share chewed up food (and other delicious facts about smooching)
Science for your smoocheroos.
The discount airline model is coming to rocket launches
A slew of new startups are vying to serve the booming market for small satellites by launching small rockets more frequently and cheaply
Connections between Alzheimer’s Disease and viruses are building, but stop freaking out about herpes
First of all, it's not the herpes you're thinking of.
It's surprisingly hard to tell if someone's drowning, so we made you a guide
What to look for—and what to do about it.
Childhood trauma can change the way your genes behave and leave you more vulnerable to illness
And it starts happening quickly.
How to troubleshoot a crashing app
Fixes for Android, iOS, Windows, and macOS.
Trying to figure out where you fit on the sexuality spectrum? Dabbling in these tests might help.
Human sexuality spans too wide a scope to possibly be covered by a single test.
Yes, you can stop snoring. Here's how.
Finally sleep soundly (and silently).