Life
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We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Vatican Identifies Sinful Field of Science
Would the Pope have shut down Gregor Mendel’s pea studies?
By Janet Raloff - Plants
City life changes style of weed seeds
City living pushes for rapid evolution in the seed strategy of a little yellow flower along French sidewalks.
By Susan Milius - Plants
Promiscuous orchids
When pollinators aren't loyal to a single species of orchid, the plants maintain their species integrity by stymieing reproduction.
- Paleontology
Twice upon a Time
New fossil finds suggest that the complex features of mammals originated earlier than previously thought and might even have evolved independently in different mammalian lineages.
By Amy Maxmen - Animals
Hidden Depths: Antarctic krill startle deep-ocean scientists
The first camera lowered 3,000 meters to the seabed off the coast of Antarctica videoed what biologists identify as the supposedly upper-ocean species of Antarctic krill.
By Susan Milius - Animals
Great spots for white sharks
The great white sharks of the eastern Pacific may be genetically isolated from the world's other white sharks, and tagging data reveal that the animals stick to specific routes and destinations.
- Ecosystems
Predators return
Warming waters could push new predators into Antarctica's delicate ecosystems.
- Life
Banishing Sense-less Reporting
Scientific reports don't have to be dry, although they all-too-frequently are.
By Janet Raloff - Animals
People bring both risk and reward to chimps
Tolerating human researchers and ecotourists brought a group of chimpanzees a higher risk of catching human diseases but a lower chance of attacks from poachers.
By Susan Milius - Paleontology
From China, the tiniest pterodactyl
Researchers excavating the fossil-rich rocks of northeastern China have discovered yet another paleontological marvel: a flying reptile the size of a sparrow.
By Sid Perkins - Paleontology
Flying Deaf? Earliest bats probably didn’t echolocate
Fossils of a cardinal-sized creature recently unearthed in western Wyoming suggest that primitive bats developed the ability to fly before they could track their prey with biological sonar.
By Sid Perkins - Animals
Bird fads weaken sexual selection
There's a new look for a hot male among lark buntings every year.
By Susan Milius