6,745 results
- Health & Medicine
For people with HIV, undetectable virus means untransmittable disease
HIV outreach and care in Washington, D.C., reveals the struggles and successes of getting drugs into the hands of those who need them.
- Animals
A peek into polar bears’ lives reveals revved-up metabolisms
Polar bears have higher metabolisms than scientists thought. In a world with declining Arctic sea ice, that could spell trouble.
- Astronomy
These are the most-read Science News stories of 2018
From male birth control to wombat poop, Science News online readers had a wide variety of favorite stories on our website.
- Earth
Rare blue diamonds are born deep in Earth’s mantle
Rare blue diamonds are among the deepest ever found, and hint at possible pathways for recycling of ocean crust in the mantle.
- Climate
Dueling dates for a huge eruption reignite the debate over dinosaurs’ death
New dating techniques for the Deccan Traps volcanic eruptions disagree on whether they were the main culprit in the dinosaurs’ demise.
- Paleontology
Newfound fossils in China highlight a dizzying diversity of Cambrian life
A new treasure trove of Cambrian fossils in China dating to 518 million years ago could rival Canada’s Burgess Shale.
- Paleontology
More plants survived the world’s greatest mass extinction than thought
Fossil plants from Jordan reveal more plant lineages that made it through the Great Dying roughly 252 million years ago.
- Science & Society
Cheese found in an Egyptian tomb is at least 3,200 years old
Solid cheese preserved in an ancient Egyptian tomb may be the world’s oldest.
- Climate
‘The Human Element’ makes the impacts of climate change feel real
Photographer James Balog puts a human face on the impacts of climate change in the documentary The Human Element.
- Life
Readers ponder mitochondria, Neandertal diets, deep sea corals and more
Readers had questions about mitochondrial DNA, Neandertal diets, deep ocean corals and more.
- Humans
A 90,000-year-old bone knife hints special tools appeared early in Africa
The discovery of a bone knife in a Moroccan cave points to the ancient emergence of specialized toolmaking in the region.
- Paleontology
Cholesterol traces suggest these mysterious fossils were animals, not fungi
Traces of cholesterol still clinging to a group of enigmatic Ediacaran fossils suggests the weird critters were animals, not fungi or lichen.
