Uncategorized
- Anthropology
Bolivia’s Tsimane people’s average body temperature fell half a degree in 16 years
A new study echoes other research suggesting that people’s average body temperature is lower today than it used to be.
By Sujata Gupta - Microbes
50 years ago, scientists suspected microbes flourished in clouds
In 1970, scientists presented early evidence that microbes in clouds may be alive and kicking.
- Planetary Science
Chemical reactions high in Mars’ atmosphere rip apart water molecules
Mars is so dry because its water constant escapes into space. A new study suggests this process occurs in the ionosphere and faster than thought.
- Physics
Giant lasers help re-create supernovas’ explosive, mysterious physics
For the first time, scientists have re-created a type of shock wave that occurs in supernovas.
- Earth
STEVE may be even less like typical auroras than scientists thought
The purple-and-green, atmospheric light show nicknamed STEVE just got even stranger.
- Climate
Once hurricanes make landfall, they’re lingering longer and staying stronger
Warmer ocean waters due to human-caused climate change can help power hurricanes’ fury even after they roar ashore.
- Health & Medicine
Protecting the brain from infection may start with a gut reaction
In mice, immune cells in the meninges are trained to battle infections in the gut before migrating to the brain.
- Health & Medicine
Coronavirus cases are skyrocketing. Here’s what it will take to gain control
Basic public health measures can still curb COVID-19, if everyone does their part.
By Jonathan Lambert and Tina Hesman Saey - Earth
With Theta, 2020 sets the record for most named Atlantic storms
Climate change is expected to fuel fewer — yet more intense — Atlantic storms. With a whopping 29 storms but few strong ones, 2020 may be an outlier.
- Chemistry
A new portable device can reveal a chili pepper’s heat
The “Chilica-pod” measures levels of the fiery capsaicin compound in peppers.
- Science & Society
These are science’s Top 10 erroneous results
A weird form of life, a weird form of water and faster-than-light neutrinos are among the science findings that have not survived closer scrutiny.
- Health & Medicine
Pfizer’s COVID-19 vaccine is 90% effective, preliminary trial data show
An analysis of 94 COVID-19 cases shows that the mRNA-based vaccine can protect people from getting sick, though the trial is ongoing.