Physics
Water has a newfound ‘critical point’ that may help explain its quirks
At cold temperatures, water has two different liquid phases, which become one at the critical point. The discovery could help explain water’s quirks.
All Topics
Chemistry
Earth
Life
Cows’ methane burps may be fueled by a newfound organelle in gut microbes
In cows’ guts, ciliates contain a tiny organelle called a hydrogenobody that may drive production of methane, a potent greenhouse gas.
Humans
Health & Medicine
Peptides are unproven as health aids. FDA may unleash them anyway
Rather than reining in the compounds, the FDA may be poised to broaden access, perhapas even adding peptides to supplements. Experts say “buyer beware.”
Life
Neuroscience
Newly mapped brain networks link far-flung regions
In mouse brains, star-shaped astrocytes form flexible networks that may offer another way for brain regions to communicate.
Math
Math
The Proof in the Code traces efforts to digitally verify mathematical truths
Journalist Kevin Hartnett chronicles how code-checking tools and AI are being used to tackle difficult math problems.
Physics
Physics
The secret to perfect espresso? It’s physics
Inspired by gas and liquid flow in earth science, researchers brewed an equation to calculate the speed of water percolation through ground coffee.
Science & Society
Health & Medicine
Suicide deaths in U.S. teens and young adults fell after 988 launch
Suicide is a top cause of death for teens and young adults. A study finds a link between the 988 Lifeline and a drop in their suicide mortality.
Space
Planetary Science
A small object past Pluto may have a thin atmosphere
A brief stellar eclipse suggests the tiny 2002 XV93 has a thin atmosphere — a first for any solar system body farther from the sun than Pluto.
Tech
Health & Medicine
Can AI help doctors avoid missed diagnoses? A new study suggests yes
AI may help doctors avoid missed diagnoses, but it still needs real-world testing and human oversight before it can guide patient care.
