All Stories by Meghan Rosen
- Animals
The world’s highest-dwelling mammal isn’t the only rodent at extreme elevation
After discovering a mouse living nearly 7,000 meters above sea level, scientists scoured other extreme environments to make sure the find wasn’t a fluke.
- Health & Medicine
What we still don’t know about Wegovy’s effect on strokes and heart attacks
A clinical trial suggests that semaglutide, a drug used to treat obesity and diabetes, may protect cardiovascular health in a broad group of people.
- Health & Medicine
Why are more people under 50 getting colorectal cancer? Scientists have some clues
Science News spoke with doctors about their research into early-onset colorectal cancer. Here’s what they’re learning and what questions remain.
- Life
A fantastical world of potential giant viruses lurks beneath the soil
Giant viruses were already known for their large sizes. A close look at a scoop of soil shows that they may come in a variety of funky shapes as well.
- Health & Medicine
Many sports supplements have no trace of their key ingredients
A chemical analysis of 57 supplements found that 40 percent had undetectable amounts of key ingredients. Only 11 percent had accurate amounts.
- Neuroscience
Elyse G.’s brain is fabulous. It’s also missing a big chunk
A new project explores interesting brains to better understand neural flexibility.
- Earth
Wildfires aren’t going away. Here’s how smoke can affect your health
How does repeat exposure to wildfire smoke affect our health? Three experts weigh in on the massive air pollution fueled by Canada’s ongoing fires.
- Animals
A grisly trick helps snow flies survive freezing: self-amputation
When a snow fly’s leg begins to freeze, a quick amputation can prevent ice from spreading, keeping the cold-hardy insect alive.
- Health & Medicine
‘In the Blood’ traces how a lifesaving product almost didn’t make it
There’s plenty of drama in Charles Barber’s new book, which explores why a blood-clotting invention was initially dismissed.
- Animals
Bowhead whales may have a cancer-defying superpower: DNA repair
Bowhead whale cells repair damaged DNA exceptionally well, an ability that could prevent cancer and help the marine mammals live for centuries
- Ecosystems
Marjorie Weber explores plant-protecting ants and other wonders of evolution
Cooperation across the tree of life is an understudied driver of evolution and biodiversity, Marjorie Weber says.
- Health & Medicine
As U.S. courts weigh in on mifepristone, here’s the abortion pill’s safety record
Decades of data, including data collected during the coronavirus pandemic, support mifepristone’s safety. The drug’s fate in the United States may now be determined by judicial review.
