Uncategorized
- Animals
Snail shell creates blue iridescence with mineral
Mollusk shines blue using calcium compound rather than organic molecule.
- Chemistry
New method leaves older ways of 3-D printing in its goopy wake
Finding the sweet spot in a pool of resin, chemists can create detailed 3-D objects faster than 3-D printers.
- Paleontology
Rise of East African Plateau dated by whale fossil
A whale fossil is helping to pinpoint when the East African Plateau started to rise and how the uplift played a role in human evolution, scientists say.
- Materials Science
Copper-wire ‘metamirror’ reflects selectively
A metamaterial mirror reflects only a single wavelength of light, potentially leading to more compact and affordable radio antennas.
- Chemistry
Cooking up life’s ingredients, all in one pot
An interconnected series of chemical reactions with a few primordial chemicals can cook up all the necessary elements of life
- Quantum Physics
Finding quantum entanglement in a crowd
Physicists have measured entanglement between pairs of photons within a macroscopic beam of light, a first step toward understanding how particles’ quantum connections lead to large-scale effects.
- Animals
A brain chemical tells when to fight or flee
Crickets tally the knocks they take in a fight, and flee when their brains release nitric oxide to tell them they’ve had enough.
- Archaeology
Ring brings ancient Viking, Islamic civilizations closer together
Ancient find fingers ninth century connection between Vikings and Islamic civilization.
- Astronomy
Super-Earths may form in two ways
Rocky planets much heavier than Earth may form in different ways.
- Planetary Science
Aurora shift confirms Ganymede’s ocean
New observations confirm the presence of a liquid saltwater ocean beneath the surface of Jupiter’s largest moon, Ganymede.
- Climate
Arctic warming bolsters summer heat waves
Sagging storms brought on by rapid Arctic warming worsen summertime heat waves across the Northern Hemisphere.
- Life
For healthy eating, timing matters
Limiting eating times improves heart function in fruit flies.
