David Grossman

David Grossman

David Grossman is a staff writer for PopularMechanics.com. He's previously written for The Verge, Rolling Stone, The New Republic and several other publications. He's based out of Brooklyn.

How the Galaxy's Stars Build a 'Netflix for Exoplanets'

Stars share material with planets. That gives astrophysicists a crucial advantage.

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NASA's Methane Discovery Could Point to Life on Mars

NASA is being cautious, but the new discovery challenges past assumptions.

SpaceX's Falcon Heavy Aces Its First Night Launch

But it wasn't able to land the main booster on its drone ship.

Carl Sagan's Solar Sail Is Finally Ready To Fly

The Planetary Society is launching LightSail 2 to fulfill a vision rooted in the future.

ESA Space junk burning
Hey, Want to Watch This Satellite Melt?

Europe burned it in hopes of solving the space junk problem.

Why NASA Is Experimenting with Deep Space Atomic Clocks

The GPS-like devices could shave time off current missions.

soviet television
The Soviets Used Magnifying Glasses to Watch TV

It's a pretty good hack, all things considered.

national maglab magnet
This Is the Strongest Superconducting Magnet Ever

It can reach the strength of 45.5 Teslas, and it's smaller than a toilet paper roll.

NASA Just Took a Breathtakingly Close Photo of This Asteroid

The image was captured a mere 0.4 miles from Bennu's surface.

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boaty mcboatface
Boaty McBoatface Is Now Studying Global Warming

Once an Internet meme, the AUV has moved on to producing real science.

russian energy
Report: The U.S. Hacked Russia's Electrical Grid

President Trump denies the accusations.

venus flytap
Cyborg Botany Turns Plants Into Security Devices

Ever wish you could control a Venus flytrap with an app?

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MIT Teaching Robots to Combine Sight and Touch

See how engineers are using gels—and a ton of cameras—to bridge the "sensory gap."

NASA Wants to Block Out Distant Stars with the Craziest Flying Formation Ever

We've never seen anything like the starshade before.

The Star Trek Logo Was Found on Mars. Really.

Scientists say it's just a coincidence. Sure it is.

NASA air force
A Space Force by Any Other Name: House Committee Approves "Space Corps"

Once mocked, the bipartisan proposal is now closer to reality.

europa yellow salt
The Yellow Part of Jupiter's Watery Moon? That's Table Salt, NASA Says

Europa is absolutely covered with the stuff.

isro rocket
India Is Going to the Moon in July

The country has ambitious plans for the next decade in space. They all start with Chandrayaan-2.

crispr genetics
Russian Scientist Wants to Use CRISPR to Genetically Edit Infants

“I think I’m crazy enough to do it,” says Denis Rebrikov.

alan chan virtual opportunity rover
Explore Mars in VR with This Rover Simulator

Opportunity's mission may be over, but yours doesn't have to be.

noaa subduction
Pangea Gave Us Modern Oceans

The ancient land mass didn't just change land. The oceans were never the same after it was gone.

black hole accretion disk
For the First Time, See the Mysterious Disks That Circle Black Holes

Another dazzling advancement in deep space photography.

carnegie mellon small robot
Carnegie Mellon Is Sending Music, Poems, and a Shoebox with Wheels to the Moon

We're starting to learn what will be in the first NASA Artemis science package.

server farm
An AI's Carbon Footprint Is 5 Times Bigger Than a Car's

Using brute force neural networks requires a lot of energy.

A man taking a sample from the ground
The World Isn't Over Chernobyl

HBO's surprise hit has stirred tourism and Russian condemndation.

World War II. Preparations for
How Astronomy Was Crucial to Planning D-Day

When you're fighting a World War, even the moon becomes a logistical problem.

amazon hexagon drone
This Is Amazon's New Hexagonal Drone

It could deliver packages to customers in under 30 minutes. But don't expect it in America.

TITAN ii missile
America Never Had a Chernobyl. But It Came Close.

The U.S. kept nuclear accidents like the Damascus Incident secret for decades.