Science
Science spans our understanding of how Earth and the cosmos work. Get the biggest news on biology, physics, space, dinosaurs, and more—along with the latest episodes of the Ask Us Anything and Weirdest Thing podcasts.
Latest in Science
![Soy sauce, cilantro, broth, and other umami foods on a pink and purple background](https://www.popsci.com/wp-content/uploads/2021/09/22/taste_umami.jpg?w=675)
Science
What is umami? No, really.
![A child doing homework at a table](https://www.popsci.com/wp-content/uploads/2021/07/16/YM_homework.jpg?w=675)
Ask Us Anything
Kids are onto something: Homework might actually be bad
![Four adults stand side by side at night.](https://www.popsci.com/wp-content/uploads/2021/09/22/inspiration4-crew-two-crop.jpg?w=800)
Private Space Flight
SpaceX’s Inspiration4 shows spaceflight is changing fast—and science must keep up
![art illustration of a person drinking from a bucket.](https://www.popsci.com/wp-content/uploads/2021/09/20/AUA_water.jpg?w=686)
Ask Us Anything
How much water should you drink in a day?
![baby-chick-cocked-head](https://www.popsci.com/wp-content/uploads/2021/09/21/PopSci-art-Chick2.jpg?w=675)
Announcements
The new issue of PopSci is full of bright young peeps
![An aerial view of the SpaceX Dragon capsule over Earth.](https://www.popsci.com/wp-content/uploads/2021/09/14/spacex-dragon2-1.jpg?w=1146)
Private Space Flight
SpaceX’s Inspiration4 safely returns to Earth after a historic 3-day orbit
![A bright rocket launches against a dark night sky.](https://www.popsci.com/wp-content/uploads/2021/09/16/inspiration4.jpg?w=1016)
Private Space Flight
SpaceX’s Inspiration4 mission and launch in 9 photos
![Some dinosaurs on the PopSci Ask Us Anything podcast background.](https://www.popsci.com/wp-content/uploads/2021/09/15/Dinosaur-Meat-Taste.jpeg?w=686)
Ask Us Anything
What would a dinosaur taste like?
![a man and a woman lean in to kiss](https://www.popsci.com/wp-content/uploads/2021/09/15/how-to-be-sexy.jpg?w=606)
What’s the secret to sexiness?
![art illustration of woman with open mouth and laptop](https://www.popsci.com/wp-content/uploads/2017/10/10/AUA_computereater.jpg?w=686)
Ask Us Anything
What would happen if I ate my computer? Asking for a friend.
![A meteor streaks across a night sky.](https://www.popsci.com/wp-content/uploads/2021/09/09/park-city-meteor.jpg?w=711)
Private Space Flight
This meteor-tracking system could prevent a falling-rocket debris disaster
![art illustration with vintage painting/sculpture](https://www.popsci.com/wp-content/uploads/2021/04/08/AUA_nude.jpg?w=686)
Ask Us Anything
A complete guide on how to safely take, send, and store nudes
![art illustration with a mug of beer](https://www.popsci.com/wp-content/uploads/2021/09/07/AUA_hangover.jpg?w=686)
Ask Us Anything
What is a hangover? And can you cure it?
![What are calories?](https://www.popsci.com/wp-content/uploads/2021/09/08/taste_calroie.jpg?w=675)
Health
What are calories?
![An illustration of a blue, circular star with space matter circling around it in an accretion disk, plus beams of light shooting vertically out of the star.](https://www.popsci.com/wp-content/uploads/2021/09/02/crop-supernova-star-plus-black-hole-neutron-star.jpg?w=600)
Black Holes
This could be a brand new type of supernova
![How to eat sweet foods on a healthy diet](https://www.popsci.com/wp-content/uploads/2019/03/18/GHDDTIRYTR22T6DYZG6GGWUZCQ-scaled.jpg?w=675)
Ask Us Anything
How to eat sweet foods on a healthy diet
![The Ask Us Anything logo with an illustrated heap of potatoes.](https://www.popsci.com/wp-content/uploads/2021/03/23/AUA_potatoes-1.jpg?w=686)
Ask Us Anything
Ask Us Anything: Can you survive on a single food forever?
![Types of bread for a bread and water diet](https://www.popsci.com/wp-content/uploads/2019/03/18/PGVMUHDY3OHREBDXVHVW5GCAVM.jpg?w=676)
Ask Us Anything
Can you live on bread and water alone?
![The FAA wants to know why Richard Branson took a detour during his space flight](https://www.popsci.com/wp-content/uploads/2021/09/02/UNITY-2_6.00_42_12_06.Still010.jpg?w=800)
Private Space Flight
The FAA wants to know why Richard Branson took a detour during his space flight
![The international space station.](https://www.popsci.com/wp-content/uploads/2021/08/31/nasa-wAkLQnT2TC0-unsplash.jpg?w=600)
International Space Station
With a new set of cracks, the ISS is really showing its age
![brave-robot-ice-cream-scoop](https://www.popsci.com/wp-content/uploads/2021/08/26/ice-cream.jpg?w=800)