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When time slows down while you're looking at a clock
Science

Why do clock hands seem to slow down?

By Tom Hawking

The Opt Out: 5 reasons to skip at-home genetic testing
DIY

The Opt Out: 5 reasons to skip at-home genetic testing

By Sandra Gutierrez G.

NASA's a lunar orbiter camera
Technology

Inside look: This vault holds the world’s greatest collection of historic cameras

By Jarren Vink, Stan Horaczek

How to trap cosmic rays in a jar like it’s 1951
Science

How to trap cosmic rays in a jar like it’s 1951

By Bill Gourgey

Colorful eyes of different animals; illustration
Environment

How do animals see the world?

By Laura Baisas

colorful dna strands; illustration
Health

Can our eyes ever fix themselves?

By Aparna Nathan

Illustration in green, yellow, orange, and purple of big sauropod dinosaurs lifting weights in front of a prehistoric landscape
Science

The mystery of why some dinosaurs got so enormous

By Riley Black

3D viewing glasses on blue background of vintage PopSci magazine images; illustration
DIY

How to use 3D glasses from 1954 today

By Bill Gourgey

digital hand wiping digital curtain away from hiding person; illustration
Technology

Can we find hackers by the clues they leave in their code?

By Sarah Scoles

scientist pulls back stage curtain with colorful shapes behind; illustration
Science

How this computer scientist is rethinking color theory

By Kenneth R. Rosen

colorful facial profiles of people saying BA BA BA and GA GA GA; illustration
Health

Why what we see influences what we hear

By Tom Hawking

a collection of woolly mammoth figurines on petri dishes on a blue background to represent Colossal's de-extinction project
Environment

Is de-extinction only a pipette dream? This startup has a big, expensive plan to find out.

By Andrew Zaleski

Car with a license plate saying "data hog"
DIY

The Opt Out: Cars are spying on us, and we’re letting them

By Sandra Gutierrez G.

row of people undergoing body scan show by having grids projected onto them
Technology

How this programmer and poet thinks we should tackle racially biased AI

By Tyler Santora

Tail of black cat on red, star-specked background forms a heart shape. Illustration.
Environment

This tell-tail sign means your cat likes you

By Brandon Keim

robot approaches bob-ross-looking artist in front of easel, with large landscape painting forming background
Technology

5 surprising stats about AI-generated art’s takeover

By Maddi Langweil

mass-casualty triage occurring via different technologies
Technology

DARPA wants to modernize how first responders do triage during disasters

By Sarah Scoles

old-style classroom with robot taking shape in front of blackboard with many drawings while man stands at desk
Technology

The first AI started a 70-year debate

By Sarah Sloat

close-up of face with rainbow-colored clouds of scent reaching for nose
Science

Is there such a thing as a smell illusion?

By Tom Hawking

child and robot sit at chess table playing game
Technology

This AI program could teach you to be better at chess

By Andrew Paul