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The CDC recommends booster shots for healthcare workers and other at-risk groups
Featured by James Vlahos
Hyped Up: Startups Race To Bring The Hyperloop To Life
The audacious plan to build a train that travels 760 mph
A Self-Balancing, Two-Wheeled Car
One of ten brilliant innovations from our 2015 Invention Awards
The Devils And The Deep Blue Sky
Evel Knievel crash-landed his most famous jump. Forty years later, stuntmen are racing to succeed where the legend failed.
How We’re Finding Asteroids Before They Find Us
Massive space rocks hurtle past Earth with frightening regularity. Some scientists want to deflect them. Others want to drag one closer.
Why Some Coral Reefs Might Survive Climate Change
But it's not going to be easy for many species
First Steps of a Cyborg
Austin Whitney didn’t want to graduate from college in a wheelchair. So he and the student engineers at U.C. Berkeley’s “Kaz Lab” built a machine that allowed him to stand...
The Future of the Military — Perhaps
The most ambitious weapons program in Army history calls for a whole new arsenal of connected gear, from helicopter drones to GPS-guided missiles. But what happens if the network that...
Robot Subs in Space
PopSci innovator Bill Stone plans to drop one of the world´s most advanced underwater robots into the deepest hole on Earth. If all goes well, this thing just might help...
The Smell of War
To improve its virtual-reality simulators, the military wants to incorporate smell. For help, it's turning to Hollywood
Will Drugs Make Us Smarter and Happier?
A new understanding of brain chemistry could usher in an age of biologically enhanced humans
