All Stories
- Health & Medicine
Cheap shots — typhoid vaccine shows broad coverage
Vaccine protects against typhoid across age groups and is especially effective in young children.
- Space
Evidence mounts for liquid interior of a Saturn moon
Cassini researchers find additional support in the moon's plumes.
- Earth
Lopsided lights
Simultaneous snapshots reveal that northern and southern auroras aren’t always alike.
- Health & Medicine
Chimpanzees die from primate version of HIV
A new study links the simian immunodeficiency virus to serious AIDS-like illness in a wild population.
- Life
Protein plays three cancer-fighting roles
The tumor suppressor protein, p53, has three ways to protect cells from turning cancerous. A new study shows that p53 helps make microRNAs.
- Life
Sleeping ugly
Analysis pinpoints genes that help springtails dehydrate and tough out the winter.
- Space
Jupiter takes it on the chin
Images reveal that an object has recently bashed into Jupiter, 15 years after the first of 21 chunks of Comet Shoemaker-Levy 9 struck the giant planet and created a memorable display of dark spots, waves and plumes.
- Life
Web decorating with garbage
Spider webs adorned with decaying food remains attract more attacks, but maybe there’s a defensive trade-off at work.
- Health & Medicine
Early testing for Alzheimer’s
Spinal fluid test in people with mild cognitive impairments can predict in many cases who will develop the disease.
- Health & Medicine
Postmenopausal hormones up cancer risk
Danish researchers weigh in fairly conclusively on the risk of one especially deadly cancer.
- Earth
A hundred new nukes?
Here are some issues to contemplate while deciding whether to welcome the nuclear-power renaissance that Sen. Alexander has just proposed.
- Paleontology
Diggin’ dinos
Structures found in Australian rocks may be the filled-in remains of the world’s oldest dinosaur burrows.
