All Stories
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Health & Medicine
Special Report: Here’s what we know about Zika
Tracing Zika’s path and its potential links to microcephaly in babies and Guillain-Barré syndrome has scientists planning a new war on mosquitoes.
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Animals
Spider diet goes way beyond insects
Veggie-eating spiders have been found on every continent except Antarctica, a new study notes.
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Science & Society
Physicist’s story of science breaks historians’ rules
Nobel laureate Steven Weinberg says evaluating science’s past requires knowledge of the present.
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Health & Medicine
How Zika became the prime suspect in microcephaly mystery
New evidence in human cells strengthens the case against Zika in Brazil's microcephaly surge, but more definitive proof could come this summer from Colombia.
By Meghan Rosen -
Paleontology
How to tell if a T. rex is expecting
A “pregnancy” test for tyrannosaurs relies on chemical analyses of medullary bone, a reproductive tissue found in female birds.
By Meghan Rosen -
Astronomy
Quasars’ distance no longer in question
Astronomers now know quasars live around black holes in remote galaxies, but 50 years ago, one researcher argued they were much closer.
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Physics
Like birds of a feather, sperm flock together
Studies of sperm show that they swim in groups because of the elasticity of the mucus they travel through.
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Planetary Science
Get your Pluto trivia down cold
Eight months after visiting Pluto, the New Horizons spacecraft has delivered a wealth of details about the dwarf planet and its family of moons.
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Humans
Pacific islanders got a double whammy of Stone Age DNA
Neandertal and Denisovan genes influence the health of present-day Melanesians.
By Bruce Bower -
Life
How Paralympic sprinters lose speed on curves
Amputee runners may lose more speed on curves when the leg on the inside of the curve is the one bearing a prosthetic, a biomechanics study finds.
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Health & Medicine
Efforts to control mosquitoes take on new urgency
The major mosquito that is spreading Zika virus has quirks that make it one of the toughest to fight.
By Susan Milius -
Neuroscience
Lost memories retrieved for mice with signs of Alzheimer’s
Using light, scientists coaxed a forgotten memory from the brains of mice with Alzheimer’s-like symptoms.