The discovery could help astronauts find better ways to grow food in space.
Creating an afterlife—or a simulation of one—would take vast amounts of energy. Some scientists think the best way to capture that energy is by building megastructures around stars.
Light-emitting tattoos could indicate dehydration in athletes or health conditions in hospital patients.
Technology of the future is shaped by the questions we ask and the ethical decisions we make today.
The results could help NASA's Perseverance rover find evidence of ancient life on Mars.
Dr. Katie Mack explains what dark energy is and two ways it could one day destroy the universe.
A new study explains how a chaotic region just outside a black hole's event horizon might provide a virtually endless supply of energy.
Scientists regenerate damaged spinal cord nerve fibers with designer protein, helping paralyzed mice walk again.
A fairly old idea, but a really good one, is about to hit the store shelves.
How close are we to human teleportation? Successes in quantum teleportation experiments abound.
Porcine gene edits may allow such transplants without rejection.