Uncategorized
- Environment
An acid found in soil may make a disease killing deer less infectious
An incurable neurodegenerative disease crippling North American deer, elk and moose may be thwarted by an organic soil compound.
- Animals
A jumping spider mom nurses her brood for weeks on milk
Even after spiderlings start hunting for themselves, they come to mom for milk.
By Susan Milius - Archaeology
Stone-tool makers reached North Africa and Arabia surprisingly early
Ancient Homo species spread advances in toolmaking far beyond East Africa.
By Bruce Bower - Astronomy
Astronomers have measured all the starlight ever emitted
Astronomers used distant blazars to tally up all the stray photons roaming through space.
- Neuroscience
Zaps to a certain spot in the brain may ease depression
When implanted electrodes stimulated a brain region just behind the eyes, people’s spirits were raised immediately.
- Health & Medicine
Kids born in August are diagnosed with ADHD more than kids born in September
August-born kids have higher rates of ADHD diagnosis than kids born in September in U.S. states with a September 1 cutoff for starting kindergarten.
- Genetics
The researcher who created CRISPR twins defends his work but fails to quell controversy
After getting a glimpse of data behind the birth of the first gene-edited babies, many scientists question the study’s ethics and medical necessity.
- Health & Medicine
A patch studded with tiny needles may help heart attack survivors recover
A bandage that sticks to the surface of the heart exudes proteins and other molecules that help muscle cells grow.
- Climate
Here’s how much climate change could cost the U.S.
A report by hundreds of scientists from 13 federal agencies starkly outlines the economic impacts of climate change on the United States.
By Carolyn Gramling and Laurel Hamers - Ecosystems
Beavers are engineering a new Alaskan tundra
Climate change has enabled the recent expansion of beavers into northwestern Alaska, a trend that could have major ecological consequences for the region in the coming decades.
By Sid Perkins - Genetics
Chinese scientists raise ethical questions with first gene-edited babies
Scientists say gene editing of human embryos isn’t yet safe, and creating babies was unethical.
- Animals
Mosquitoes may surf winds above Africa more than we realized
More than 40 meters up, balloon traps in Mali caught females of malaria-spreading mosquito species.
By Susan Milius