Science News | journali.sm

Hi, we're new here.

We want to make a newsfeed with just news. No bots, no baby pictures, and no weird uncles sharing questionable articles. Just what's happening in the world.

Be sure to sign up or sign in, so you can choose what sources and topics you see in your news feed.

Please take a look around and let us know what you think.

Sunlight benefits and risks: what science says about healthy sun exposure

Could sunlight actually improve your health? New research suggests we may need to rethink total sun avoidance

How a 99-year-old mathematician unraveled a century-old braid mystery

Joan Birman popularized the Burau representation problem decades ago. Now she and two colleagues have a proof that reveals brand new insights into the geometry of braids

Life of Alan Turing Emerges in Richer Detail From Short Story

CLAIRE MOSES

A Cambridge professor has transcribed a handwritten story that the famous mathematician wrote in the year before his death, presenting a different side of him.

Europe's heat waves are killing thousands—and wringing its soils dry

The European continent is facing a dual reckoning this summer—extreme heat is killing thousands and draining its rivers, soils and reservoirs at a record pace

Dunes Sagebrush Lizard Stripped of Endangered Status by Judge

CATRIN EINHORN AND MAXINE JOSELOW

The dunes sagebrush lizard, found only in the oil-rich Permian Basin, was classified as endangered two years ago.

When will the cyclosporiasis outbreaks end?

Thousands of people have gotten sick from cyclospora. Experts can't agree whether the end is in sight

Fungus made fashion—researchers turn living organisms into textiles

Biodegradable textile is alive and can host engineered microbes that can change its color or add UV protection

NHTSA considers new car door safety rules after fatal Tesla crashes

After fatal crashes in which occupants or rescuers could not open Tesla doors, federal regulators are considering rules requiring obvious mechanical releases—but any new standard could take years.

Should Travelers Give Up on Summer in Western Europe Because of the Heat?

TARIRO MZEZEWA

A favorite vacation option may be at risk because of rising temperatures. Even those sticking with their summer plans agree: More air conditioning would help.

SpaceX launches Starship on successful test flight

Starship demonstrated key abilities on its path to becoming a fully reusable transport for astronauts to the moon

FDA Panel Supports Lifting Restrictions on Four Peptides

CHRISTINA JEWETT AND DANA G. SMITH

In an all-day hearing, the agency’s scientists argued against allowing broad access to unproven drugs that the agency had banned three years ago.

Hong Wang Twirls in Fractal Dimensions of Three

KENNETH CHANG

The young mathematician won a prestigious Fields Medal for her work on the so-called Kakeya conjecture.

Jacob Tsimerman Lives in Number Theory

KENNETH CHANG

Dr. Tsimerman won one of four Fields Medals, an award for top mathematicians under 40, for his work on the André-Oort conjecture, but is now changing his focus to artificial intelligence.

The math of traffic jams and how to avoid them

When the roads get crowded, many drivers start changing lanes. Mathematics suggests this intuition is typically wrong

Health Care Agency Discontinues Dozens of Active Research Awards

KATRINA MILLER

The Agency for Healthcare Research and Quality slowed the awarding of new grants last year. Now it is stopping existing ones.