Uncategorized
- Planetary Science
Readers ponder Opportunity’s future, animal consciousness and more
Readers had questions about NASA’s Opportunity rover, pollen shapes and more.
- Health & Medicine
How an obscure sexually transmitted parasite tangos with the immune system
Scientists are working out how Trichomonas vaginalis, one of the most prevalent sexually transmitted infections, causes problems in women and men.
- Planetary Science
Mercury has a massive solid inner core
The distribution of Mercury’s mass and small stutters in the planet’s spin suggest it has a giant solid inner core.
- Archaeology
Ancient sculptors made magnetic figures from rocks struck by lightning
Carved ‘potbelly’ stone sculptures suggest people in what’s now Guatemala knew about magnetism more than 2,000 years ago.
- Physics
The M87 black hole image showed the best way to measure black hole masses
The first image of M87’s black hole suggests it is 6.5 billion times the mass of the sun — close to what was expected based on how stars move around it.
- Psychology
When anxiety happens as early as preschool, treatments can help
Researchers are seeking ways to break the link between preschool worries and adult anxiety.
- Science & Society
‘Invisible Women’ spotlights a gaping and dangerous gender data gap
‘Invisible Women’ explains how neglecting to collect or use data on women harms their health and safety.
- Animals
A scientist used chalk in a box to show that bats use sunsets to migrate
A new device for investigating bat migration suggests that the flying mammals orient themselves by the setting sun.
- Neuroscience
The herbal supplement kratom comes with risks
The supplement kratom can cause heart racing and agitation.
- Earth
More than a million tiny earthquakes revealed in Southern California
By putting millions of tiny quakes on record, scientists hope to learn more about what triggers the big ones.
- Genetics
A genetic scorecard could predict your risk of being obese
A genetic score predicts who is at risk of severe obesity, but experts say lifestyle matters more than genes.
- Science & Society
Immigrants pave the way for the gentrification of black neighborhoods
A study using U.S. census data shows primarily Asian and Hispanic immigrants may trigger gentrification in U.S. neighborhoods.
