Tech
- Space
NASA is readying to send humans back to the moon
The launch of NASA's Artemis I is a huge step toward sending humans back to the moon and beyond.
- Tech
A tool as small as a human cell can scan for contaminants and more
Tiny spectrometers might someday show up on smart devices. They could help people scan for ingredients or contaminants in foods and other materials.
- Tech
A shape-shifting robotic tooth-cleaner might one day brush for you
A swarm of billions of magnetic, bacteria-killing nanoparticles can be shaped into bristles to fit any surface, including between teeth.
- Animals
How to turn your hobby into a seriously cool science project
This year’s Broadcom MASTERS finalists were inspired by their love of painting, horseback riding and other pastimes.
- Life
Let’s learn about modern Frankensteins
Modern scientists are creating strange new combinations of living tissue and trying to give dead things new life.
- 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.
