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Nemesis: Searching for the sun’s deadly companion star
Read the full article (PDF) | Vote on future topic | Search archives September 1, 1984 | Vol. 126 | No. 9 Nemesis: Searching for the sun’s deadly companion star If the sun is not a member of a binary or multiple star system, it is among the minority of stars. Yet if the sun has a […]
- Humans
Evolution takes Asian refuge
Multiple humanlike species may have arisen in cold-weather retreats and then interbred with ancient people.
- Health & Medicine
Vaccine makes headway against trachoma
An experimental immunization might someday aid public health efforts to counter a blinding disease.
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In modern circumstances, horror can be downright enjoyable
Most horror movie fans recall unforgettable scenes of spine-chilling thrill with glee. Whether it’s the creepy twins beckoning Danny in The Shining or the dark shadow approaching the shower curtain in Psycho, everyone has a favorite, most terrifying cinematic moment. Which if you think about it, is kind of odd. Favorite and terrifying should not […]
- Animals
Mosquitoes Remade
Scientists reinvent agents of illness to become allies in fight against disease.
- Life
Stopping a real-life ‘Contagion’
An antibody treatment fends off the lethal Hendra virus in monkeys and may also work against the equally dangerous Nipah virus.
- Space
Lakes may lurk beneath chaos on Europa
Pockets of liquid water underlie fractured ice on the Jupiter moon’s surface, a new study concludes.
- Life
Genes & Cells
A look at how ovarian cancer spreads, plus clues to aging and immune links to cancer in this week’s news.
- Chemistry
Explosive goes boom, but not too soon
Leavening a volatile new material with good old TNT yields a substance that’s safer to handle and easily reverted into a highly potent form.
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Chasing a Cosmic Engine
After 100 years, energetic space particles continue to pose a perplexing mystery.
- Chemistry
Fighting flames with greener materials
New, nano-thin coatings for fabrics and plastics are relatively nontoxic flame retardants.
