Uncategorized
- Health & Medicine
Here’s where bacteria live on your tongue cells
Scientists labeled bacteria from tongue scrapings with fluorescent probes to glimpse at how the microbes structure their communities.
- Health & Medicine
The number of steps per day, not speed, is linked to mortality rate
Researchers report an association between the total number of steps a person takes each day and the rate of death from any cause.
- Particle Physics
Particles called axions could reveal how matter conquered the universe
Axions, if they exist, may solve not one, not two, but three pressing puzzles of particle physics.
- Health & Medicine
A tooth-enamel protein is found in eyes with a common form of macular degeneration
Researchers linked a tooth-enamel protein with calcium deposits in eyes suffering ‘dry’ AMD, which could lead to treatments for the vision disorder.
By Alex Fox - Space
Astronomers have found the edge of the Milky Way at last
Computer simulations and observations of nearby galaxies let astrophysicists put a firm number on the Milky Way's size.
By Ken Croswell -
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When coronavirus is both work and worry
Our editor in chief Nancy Shute discusses what it's like to cover the current coronavirus pandemic.
By Nancy Shute - Health & Medicine
Why some heart patients may be especially vulnerable to COVID-19
Researchers don’t yet know if the way the coronavirus enters cells may have something to do with the risks to the heart.
- Archaeology
The Nazareth Inscription’s origins may refute ties to Jesus’ resurrection
Chemical analysis shows the tablet’s marble came from a Greek island, challenging the idea the decree concerned early Christianity in the Middle East.
By Bruce Bower - Life
A new book captures how genetics fills in the story of life’s evolution
In Some Assembly Required, paleontologist Neil Shubin explores how genetic analyses complement paleontological research.
By Sid Perkins - Health & Medicine
Young adults can face severe cases of COVID-19, too
While risk of having a severe case of COVID-19 rises with age, younger adults are also landing in the hospital and ICU, new U.S. statistics show.
- Health & Medicine
HIV drugs didn’t work as a coronavirus treatment in a clinical trial
Antiviral HIV drugs “showed no benefit” when given to patients severely ill with COVID-19.