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Health & Medicine

Obesity needs a new definition beyond BMI, health experts argue

Experts say clinical obesity is more than a high BMI and instead is a disease in which excess body fat harms tissues, organs or doing daily activities.

By McKenzie Prillaman14 minutes ago

A podcast challenges us to reassess our relationship with wildfires

By Nikk Ogasa9 hours ago

Pills and capsules in circular dishes against a tan background

Health & Medicine

Got a cold? A placebo might help

By Laura Sanders11 hours ago

A black hole surrounded by stars

How we might finally find black holes from the cosmic dawn

By Elizabeth QuillJanuary 13, 2025

Two elderly people, who are more at risk of dementia, sit on a rust-colored couch. One of them is holding a small child.

Health & Medicine

U.S. dementia cases may rise to 1 million per year by 2060

By Meghan RosenJanuary 13, 2025

An illustration of a city-scape with flying cars nearby.

Tech

Flying cars could soon become a reality

By Helen BradshawJanuary 13, 2025

An illustration of a sunrise showing different elements of medical care such a pills, a heart monitor, etc.

Health & Medicine

AI could transform health care, but will it live up to the hype?

By Meghan Rosen and Tina Hesman SaeyJanuary 10, 2025

Spotlight on Health

Chickens in a fenced-in yard.

What to know about the first bird flu–related death in the U.S.

H5N1 has infected 66 people in the United States since early 2024, mostly causing mild illness. A Louisiana man was the first to get severely sick.

By McKenzie PrillamanJanuary 7, 2025
Is alcohol linked to cancer? Here’s what the science says
U.S. dementia cases may rise to 1 million per year by 2060

Science News Magazine

Cover of January 2025 issue of Science News magazine

January 1, 2025 Vol. 207 No. 1

From the Archives

Job Satisfaction

January 11, 1975 Vol. 107 No. #2

2024 in Review

brain scan psilocybin

These are the 5 most popular Science News stories of 2024

Science News drew millions of visitors to our website this year. Here’s a recap of the most-read and most-watched news stories of 2024.

Illustration of an asteroid hitting Antarctica

These scientific feats set new records in 2024

a photo of the rocks

Archaeology’s top discoveries of 2024 include preserved brains and a lost city

An artist's illustration of the Europa Clipper spacecraft flying over Jupiter's icy moon Europa.

Space missions spanned the solar system in 2024

An illustration of a data center.

Generative AI is an energy hog. Is the tech worth the environmental cost?

More Year in Review Stories

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Life

These are our favorite animal stories of 2024

By Darren IncorvaiaDecember 18, 2024
Sheep earwax can record a dangerous diet

By Jake BuehlerDecember 17, 2024
Here are 8 remarkable scientific firsts of 2024

By Sophie HartleyDecember 16, 2024

Humans

How child soldiers heal after the trauma of war

By Elizabeth QuillJanuary 10, 2025
Dietary evidence bolsters Clovis hunters’ reputation as mammoth killers

By Anna GibbsDecember 4, 2024
A phone app could help people have lucid dreams

By Maria TemmingNovember 4, 2024

Climate

2024 was Earth’s hottest year on record, passing a dangerous warming threshold

By Carolyn GramlingJanuary 10, 2025
California wildfire season should be over. So why is L.A. burning?

By Nikk OgasaJanuary 8, 2025
Climate change made 2024 the hottest year on record. The heat was deadly

By Carolyn Gramling and Nikk OgasaDecember 5, 2024

Astronomy

Astronomers see the astrosphere of a sunlike star for the first time

By Lisa GrossmanDecember 6, 2024
This is the first close-up image of a star beyond our galaxy

By Sophie HartleyNovember 21, 2024
A cosmic census triples the known number of black holes in dwarf galaxies

By Lisa GrossmanNovember 8, 2024

Physics

Fiber friction is the key to cozy knits

By Emily ConoverDecember 23, 2024
Eyelashes’ special features help fling water from the eyes

By Emily ConoverDecember 20, 2024
Notre Dame is reopening. What does that mean for its acoustics?

By Emily ConoverDecember 6, 2024

Health & Medicine

AI helps doctors detect more breast cancer in the largest real-world study

By McKenzie PrillamanJanuary 7, 2025
The spread of breast cancer may be inherited

By Tina Hesman SaeyDecember 30, 2024
Short bursts of physical activity cut women’s risk of heart attack

By Meghan RosenDecember 26, 2024

Earth

Scientists predict an undersea volcano eruption near Oregon in 2025

By Rachel BerkowitzDecember 27, 2024
Earth’s inner core may be changing shape

By Nikk OgasaDecember 12, 2024
The 2004 tsunami killed hundreds of thousands. Are we better prepared now?

By Carolyn GramlingDecember 11, 2024

Science & Society

These are Science News’ favorite books of 2024

By Science News StaffDecember 10, 2024
A new biography of Benjamin Franklin puts science at the forefront

By Emily ConoverNovember 29, 2024
This ‘hidden figure’ of entomology fought for civil rights

By Susan MiliusNovember 27, 2024