Uncategorized
- Health & Medicine
1 in 4 U.S. high school seniors has vaped recently — up 4.5 percentage points from 2018
A 2019 survey finds the number of high school and middle school students who report using e-cigarettes recently continues to grow.
- Physics
A new experiment slashes the maximum possible mass of tiny neutrinos
The KATRIN experiment suggests that the tiny subatomic particles have masses a minuscule fraction of an electron’s.
- Climate
Expanding ice slabs are increasing Greenland’s contribution to sea level rise
Since 2001, melting and refreezing have created vast ice layers near the surface that could drastically amp up meltwater runoff and sea level rise.
- Humans
Babies born by C-section have more potentially infectious bacteria in their guts
Microbial mixes in babies’ guts differ depending on birth method.
- Health & Medicine
Mucus prevents hand sanitizers from quickly killing the flu
Flu viruses can hold out for minutes against ethanol when encased in wet mucus.
- Astronomy
How an astrophysicist chased a star from the Halo games to real life
Julián Alvarado Gómez has devoted his career to a star called Iota Horologii. His former life as a Halo video gamer helps fuel that devotion.
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Finding the stories and growing the next crop of science journalists
Editor in Chief Nancy Shute discusses how an intern wrote about 3-D printed guns.
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Readers contemplate climate change and neural connections
Readers had questions about neurons and carbon-absorbing algal blooms.
- Health & Medicine
Air pollution can reach the placenta around a developing baby
A small study of women living in Belgium found soot embedded in their placental tissue.
- Space
The Milky Way’s supermassive black hole reached record brightness this year
The big black hole at the center of the galaxy recently flared twice as bright as ever seen before in near-infrared wavelengths.
- Science & Society
How circling the globe has evolved in the 500 years since Magellan’s famous trip
Humankind has found new and improved ways to circle the globe in the five centuries since Magellan set sail.
- Math
A new book shows how not to fall for dubious statistics
Skipped statistics in school and wonder what you missed? David Spiegelhalter’s ‘The Art of Statistics’ has got you covered.
