All Stories by Emily Conover
- Life
Why cracking your knuckles can be so noisy
Knuckles crack due to the partial collapse of bubbles in joint fluid, a new study suggests.
- Astronomy
Dark matter is MIA in this strange galaxy
A galaxy without dark matter bolsters the case that the invisible substance really exists.
- Physics
A single atom can gauge teensy electromagnetic forces
The force of scattering particles of light was measured in zeptonewtons, a billionth of a trillionth of a newton.
- Physics
STEVE the aurora makes its debut in mauve
A newly discovered type of aurora is a visible version of usually invisible charged particles drifting in the upper atmosphere.
- Math
Forget Pi Day. We should be celebrating Tau Day
Pi Day may be fun, but it’s based on a flawed mathematical constant.
- Cosmology
Renowned physicist Stephen Hawking dies at 76
Beyond his research contributions, Stephen Hawking popularized black holes and the deep questions of the cosmos.
- Quantum Physics
Superconductors may shed light on the black hole information paradox
Materials that conduct electricity without resistance might mimic black hole physics.
- Physics
Give double-layer graphene a twist and it superconducts
When graphene layers are twisted to a “magic angle,” the material superconducts.
- Astronomy
50 years ago, pulsars burst onto the scene
Thousands of pulsars have been discovered since the announcement of their detection 50 years ago.
- Physics
Some meteorites contain superconducting bits
Scientists find materials that conduct electricity without resistance in two meteorites.
- Quantum Physics
Google moves toward quantum supremacy with 72-qubit computer
Google’s 72-qubit quantum chip may eventually perform a task beyond the ability of traditional computers.
- Physics
Knotted structures called skyrmions seem to mimic ball lightning
Skyrmions in a quantum state of matter have something surprising in common with ball lightning — linked magnetic fields.
