Animals
Preemptively cutting rhinos’ horns cuts poaching
Comparing various tactics for protecting rhinos suggests that dehorning them drastically reduces poaching.
By Jake Buehler
Life
We summarize the week's scientific breakthroughs every Thursday.
More Stories in Life
- Plants
Trees ‘remember’ times of water abundance and scarcity
Spruce trees that experienced long-term droughts were more resistant to future ones, while pines acclimatized to wet periods were more vulnerable.
- Animals
Aussie cockatoos use their beaks and claws to turn on water fountains
Parrots living in Sydney have learned how to turn on water fountains for a drink. It's the first such drinking strategy seen in the birds.
- Animals
How luna moths grow extravagant wings
Warm temperatures, not just predator pressure, may favor luna moths’ long bat-fooling streamers, a geographic analysis of iNaturalist pics shows.
- Animals
Genetics might save the rare, elusive saola — if it’s not already extinct
A new genetic study could help saolas survive by enabling better searches through environmental DNA. But some experts fear they may be extinct already.
- Health & Medicine
Personalized gene editing saved a baby, but the tech’s future is uncertain
The personalized CRISPR treatment could be the future of gene therapy, but hurdles remain before everyone has access.
- Neuroscience
‘Silent’ cells play a surprising role in how brains work
New studies show that astrocytes, long thought to be support cells in the brain, are crucial intermediaries for relaying messages to neurons.
- Animals
Bedbugs may have been one of the first urban pests
Common bedbugs experienced a dramatic jump in population size about 13,000 years ago, around the time humans congregated in the first cities.
- Life
The first cicada concert was 47 million years ago
A 47-million-year-old cicada fossil from Germany’s Messel Pit could teach us about the evolution of insect communication.
- Paleontology
Sloths once came in a dizzying array of sizes. Here’s why
A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.
