Uncategorized
- Tech
‘Monsters’ examines a history of technological hubris
Drawing on the Hindenburg disaster, a science writer develops criteria for recognizing risky technology.
- Tech
Moving exhibit pays tribute to lost space shuttles’ crews
At Kennedy Space Center, pieces of wreckage from the space shuttles Challenger and Columbia are on public display for the first time.
- Animals
Boa suffocation is merely myth
Boa constrictors don’t suffocate prey; they block blood flow, says a new study that shatters a common myth about the snakes.
- Astronomy
24-eyed telescope takes full-sky movies every night
The Evryscope, a 24-telescope array in northern Chile, will nearly continuously watch for changes in the southern sky.
- Astronomy
Young black holes evade detection
Supermassive black holes should be growing in the first billion or so years after the Big Bang, but astronomers can’t find them.
- Animals
Power of pupils is in their shape
Horizontally or vertically stretched pupils may provide predators and prey with visual advantages.
- Astronomy
Faint red stars can build water worlds drip by drip
Rocky planets around faint red stars have a hard time getting water, but they’re still probably the most common habitable locales in the Milky Way, new computer simulations suggest.
- Neuroscience
Claim of memory transfer made 50 years ago
Scientist’s claims of transferred memories were more fiction than fact.
- Genetics
Ancestral humans had more DNA
A new genetic diversity map marks where humans have gained and lost DNA.
- Earth
Nepal quake’s biggest shakes relatively spread out
The seismic rumblings of the April 25 Nepal earthquake were mostly in low frequencies that are more likely to collapse large structures, new research suggests.
- Animals
First known venomous frogs stab with toxin-dripping lip spikes
Two Brazilian frogs jab foes with venoms more deadly than pit vipers'.
- Life
Chemical magic transforms skin cells into nerve cells
Just a few chemicals can transform skin cells from Alzheimer’s patients and healthy people into nerve cells.
