Uncategorized
- Health & Medicine
CRISPR-edited immune cells for fighting cancer passed a safety test
Immune cells engineered with CRISPR to fight cancer made some errors, but caused no serious side effects in participants of a small clinical trial.
- Neuroscience
Brain cells called microglia eat away mice’s memories
Immune cells that eliminate connections between nerve cells may be one way that the brain forgets.
- Archaeology
An ancient skeleton from an underwater Mexican cave sheds light on early Americans
A nearly 10,000-year-old skeleton discovered in a submerged Mexican cave provides more clues to how and when people settled the Americas.
- Animals
Beaked whales may evade killer whales by silently diving in sync
To slip past predators, beaked whales appear to synchronize their deep dives, staying silent while not hunting and ascending far from where they dove.
- Climate
Climate change may be speeding up ocean circulation
Circulation in the top 2,000 meters of the world’s oceans has increased as a result of faster winds around the globe, a study suggests.
- Archaeology
Wasp nests provide the key to dating 12,000-year-old Aboriginal rock art
Dating wasp nest remnants found beneath and atop painted rock art in Australia suggests the pictures were made some 5,000 years later than thought.
- Physics
A barrier to colliding particles called muons has been smashed
Future particle accelerators could slam muons together to reach higher energies than any before.
- Neuroscience
Injecting nanoparticles in the blood curbed brain swelling in mice
Nanoparticles divert inflammation-causing cells away from the brain after a head injury, a mouse study shows.
- Health & Medicine
The FDA has approved the first drug to treat peanut allergies
The drug, called Palforzia, may reduce the dangers of unintentional exposure to peanuts for allergic children.
- Particle Physics
Misbehaving kaons could hint at the existence of new particles
Certain extremely rare decays seem to be happening more often than expected, and scientists don’t know why.
- Health & Medicine
An experimental HIV vaccine failed a key trial in South Africa
A vaccine against the human immunodeficiency virus tested in South Africa did not reduce the risk of infection with the virus.
- Health & Medicine
SARS and the new coronavirus target the same cellular lock to infect cells
Experiments with living cells grown in the lab show that 2019-nCoV enters cells the same way as SARS.
