News
- 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.
- Neuroscience
Dead pig brains bathed in artificial fluid showed signs of cellular life
Four hours after pigs died, the animals’ brain cell activity was restored by a sophisticated artificial system.
- Chemistry
The first type of molecule to form in the universe has been seen in space
The chemistry of the universe began with helium hydride. Scientists have just seen it in outer space for the first time.
- Science & Society
Statisticians want to abandon science’s standard measure of ‘significance’
For years, scientists have declared P values of less than 0.05 to be “statistically significant.” Now statisticians are saying the cutoff needs to go.
- Planetary Science
A 2014 meteor may have come from another solar system
Scientists have identified a possible interstellar meteor, and think it could be one of millions that have visited Earth over the planet’s history.
- Health & Medicine
People with stress disorders like PTSD are at higher risk of heart disease
Those coping with psychological trauma have a greater risk for cardiovascular disease, a large-scale study that goes beyond men and veterans finds.
- Planetary Science
Meteor showers dig up water on the moon
Meteorites release water from the moon’s soil, hinting that the moon has water buried all across its surface.
- Health & Medicine
U.S. measles outbreaks show no signs of slowing down
This year’s measles cases have blown by 2018’s total, raising the specter that the disease could once more become endemic in the United States.
- Climate
Tiny microplastics travel far on the wind
Airborne bits of plastic that originated in cities ended up in pristine mountains at least 95 kilometers away, a study finds.
- Science & Society
Why some low-income neighborhoods are better than others
Levels of violence, incarceration and lead exposure in a neighborhood can predict a low-income child’s future earnings and outcome, a study suggests.
- Health & Medicine
NASA’s Twins Study reveals effects of space on Scott Kelly’s health
Ten research groups studying the twin astronauts found long-term spaceflight can alter a person’s physiology and gene activity.
- Health & Medicine
Ketamine cultivates new nerve cell connections in mice
In mice, ketamine prods nerve cells to connect, which may explain the hallucinogenic drug’s ability to ease depression.
