All Stories
- Chemistry
Elusive acid finally created
Cyanoform, a chemical sought for more than a century and written into textbooks, is one of the strongest organic acids.
- Astronomy
Black hole collisions evade detection
The environment in the centers of some galaxies might inhibit gravitational waves radiating from supermassive black holes, a new study suggests.
- Health & Medicine
What makes cells stop dividing and growing
Scientists have found that the protein GATA4 helps control cellular senescence, and may be a target for treating aging-related diseases.
- Paleontology
New dinosaur identified in Alaska
New species of duck-billed dinosaur discovered in the Alaskan permafrost.
- Neuroscience
Separate cell types encode memory’s time, place
Cells called ocean cells help store a memory’s “where,” while other cells called island cells help store a memory’s “when.”
- Life
For people, mealtime is all the time
People eat for most of their waking hours, which may affect sleep and weight.
- Health & Medicine
Having sex doesn’t trigger heart attacks, study suggests
Sex doesn’t trigger heart attacks, study of patients with cardiovascular disease suggests.
- Health & Medicine
Balloons-and-glue device seals remote wounds inside the body
To repair damaged tissue, surgeons can deliver a glue patch using two balloons and a blast of UV light.
- Anthropology
More than 9,000-year-old decapitated head discovered in Brazil
Human decapitation goes back more than 9,000 years in the Americas.
- Animals
How to see sea turtles — without bothering them
Sea turtles come out of the water to lay eggs on beaches. It’s a great time to see the reptiles — if you know what you are doing.
- Cosmology
Complexity in the universe, hidden craters and more reader feedback
Readers discuss order and disorder in the universe, the languages of science communication and more.
- Health & Medicine
Coffee serves up surprising health benefits
Reporting on the current state of research allows readers to see beyond the single, sometimes conflicting public health messages that medical studies produce.
