All Stories by Meghan Rosen
- Paleontology
New analysis cuts massive dino’s weight in half
Gigantic dinosaur Dreadnoughtus may have weighed only about half of what scientists estimated last year.
- Tech
Humanoid robot tops other bots in defense agency’s challenge
A humanoid robot named DRC-HUBO won first place in DARPA’s Robotic Challenge, held June 5-6.
- Health & Medicine
Rotavirus vaccine is proving its worth
Rotavirus vaccination cuts childhood intestinal infection hospitalizations in half.
- Genetics
DNA tags mostly deleted in human germ cells
Human embryos come with some heavy-duty erasers. Chemical tags on DNA get mostly wiped out in the womb.
- Paleontology
Dino eggs came in different colors
Dinosaur eggs came in bold shades of blue-green and brown-speckled blue.
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- Health & Medicine
Mice grow a thinner skin during long stays in space
Mice that spent three months in space had thinner skin and extra hair growth compared with rodents that were grounded on Earth.
- Health & Medicine
One in 10 people with tattoos experience rashes, scarring or other problems
Tattoos carry risk of long-term rash; red ink may be most irritating color.
- Health & Medicine
Ebola gatekeeper protein identified
Ebola’s ability to infect appears to depend on a key transport protein that guides the virus into cells.
- Neuroscience
Brain implants let paralyzed man move robotic arm
Implanting tiny silicon chips in the action-planning part of a paralyzed man’s brain let him smoothly control a robotic limb with his thoughts.
- Health & Medicine
Broken bones heal with young blood, how remains a mystery
Blood from young mice rejuvenates bones of elderly mice, but how it works remains a mystery.
- Animals
Pandas’ gut bacteria resemble carnivores’
Unlike other vegetarians, the bamboo eaters lack plant-digesting microbes.
