Life
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We summarize the week's scientific breakthroughs every Thursday.
- Paleontology
Oldest known avian relative of today’s birds found in China
Fossil find suggests modern birds’ oldest avian relative lived about 6 million years before previous record holder.
By Meghan Rosen - Animals
Stretchy nerves help some big whales open wide
Blue whales and their closest relatives have stretchy nerves near their mouths so they can open wide and swallow a lot of prey.
- Genetics
‘Brainbow’ illuminates cellular connections
A mouse’s optic nerve fluoresces in a rainbow of colors. The image offers a detailed look at nerve-protector cells called oligodendrocytes.
- Genetics
Gene therapy for blindness dims a bit
Gene therapy improves vision temporarily but can’t save sight.
- Neuroscience
Zipping to Mars could badly zap brain nerve cells
Charged particles like the ones astronauts might encounter wallop the brain, mouse study suggests.
- Plants
How slow plants make ridiculous seeds
Coco de mer palms scrimp, save and take not quite forever creating the world’s largest seeds.
By Susan Milius - Animals
Lazy sunfish are actually active predators
Ocean sunfish were once thought to be drifting eaters of jellyfish. But they’re not, new research shows.
- Animals
Beetle’s toxic, explosive vapor explained
From a two-chambered gland in their rears, bombardier beetles unleash a toxic, blazing hot spray to defend themselves.
By Beth Mole - Genetics
DNA disorganization linked to aging
Changes in the way that DNA is tightly packed in cells leads to mayhem that promotes the aging process.
- Animals
Climate change revs up extinction risks
One in six species on the planet may face extinction if the global temperatures continue to rise.
By Beth Mole - Animals
Rock-wielding monkeys make adjustments when cracking nuts
Videos show that monkeys carefully pound open nuts to avoid smashing kernels inside.
By Bruce Bower - Plants
Medfly control methods were ready for pest’s influx
50 years ago, researchers prepared to greet Mediterranean fruit flies with sterile males.