Tech
- Space
NASA’s DART spacecraft successfully bumped an asteroid onto a new path
The spacecraft’s intentional crash into an asteroid changed the space rock’s orbit by more than 30 minutes — far more than expected.
- Tech
Can computers think? Why this is proving so hard to answer
In 1950, Alan Turing proposed a test to tell a human from a computer. Today, that Turing test may tell us more about ourselves than about machines.
- Tech
NASA’s DART spacecraft crashed into an asteroid — on purpose
This mission could provide a blueprint for how to deflect a killer asteroid, if one is ever found headed for Earth.
- Space
Scientists Say: Telescope
Almost everything we know about the universe around us, we know thanks to telescopes.
- Chemistry
No trees were harmed to 3-D print this piece of wood
How clever! Scientists used print-speed adjustments to control how flat, 3-D printed shapes morph into complex wooden objects.
- Tech
Welcome to the metaverse
The idea of the metaverse comes from science fiction. But technology could make such immersive virtual worlds a reality.
- Physics
Scientists Say: LED
LEDs, or light-emitting diodes, light up TV screens, traffic lights and many other devices used in daily life.
- Health & Medicine
New stick-on ‘sonar’ device lets you watch your own heart beat
This wearable patch might one day make personalized medicine affordable almost anywhere in the world.
- Physics
This leaping robot can out-jump anything — animal or machine
Such a bounding bot might someday help explore the moon.
- Tech
Engineers put a dead spider to work — as a robot
Scientists literally reanimated the dead. It’s a new research field called “necrobotics.”
- Animals
Like an octopus, this glove lets fingers grip slippery objects
The octopus-inspired suckers on each fingertip grab and release objects on demand.
- Physics
You might someday ‘wallpaper’ your bedroom with this loudspeaker
This thin, flexible and lightweight loudspeaker could reduce noise in loud spaces. It also might enable listeners to experience sound in new ways.
