Uncategorized
- Animals
Bird mimicry lets hustlers keep cheating
Drongos are false alarm specialists that borrow other species’ warning sounds and freshen up their fraud.
- Microbes
Viruses buoy life at hydrothermal vents
Using hijacked genes, deep-sea viruses help sulfur-eating bacteria generate power in the plumes of hydrothermal vents.
- Neuroscience
Humans can sniff out gender
A new study adds to controversy of whether people have pheromones.
- Animals
Caiman tears make a salty snack
An ecologist observed a bee and a butterfly hovering around a caiman, engaging in lacryphagous behavior, slurping up the crocodilian’s tears.
- Health & Medicine
Drug resistance has gone global, WHO says
World Health Organization reports that antibiotics are failing worldwide against infections.
- Health & Medicine
With help from pig tissue, people regrow muscle
Noncellular material implanted in patients attracts stem cells to fix injuries.
- Astronomy
Exoplanet spin measured for first time
Astronomers measure the spin of a planet outside our solar system, and its days are short: just over eight hours.
- Science & Society
Students retain information better with pens than laptops
Compared with typing on a laptop, writing notes by hand may lead to deeper understanding of lecture material.
- Animals
Abandoned frog eggs can hatch early
If their father doesn’t keep them hydrated, frog embryos react by hatching early.
- Chemistry
Color-changing polymer maps fingerprints
Tiny beads of sweat may offer new way to identify people’s fingerprints.
- Psychology
Babies learn some early words by touch
Tactile cues provided by caregivers give infants a leg up on learning words for body parts.
- Paleontology
‘Hidden dragon’ fossil is oldest flying reptile
Researchers have unearthed the oldest pterodactyl ever discovered: Kptodrakon progenitor soared over the Earth 163 million years ago.
