Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
The sour side of artificial sweeteners
A new study found that saccharin alters the gut microbiome of mice and produces insulin resistance, but it’s not the first to show the sour side of diet drinks.
- Neuroscience
White House gives progress report on BRAIN Initiative
More pieces of President Obama’s ambitious BRAIN Initiative announced April 2013 have fallen into place.
- Health & Medicine
Ebola case identified in Dallas
The first case of Ebola to be diagnosed in the United States was announced September 30 in Texas.
- Archaeology
Ancient stone-tool making method arose multiple times
Hominids in both Africa and Eurasia independently invented a flake-tool technique hundreds of thousands of years ago, countering a long-held idea in archaeology.
- Neuroscience
Mighty muscles may stave off depression
Strong muscles protect the brain from stress-induced toxin associated with depression, a study in mice suggests.
- Science & Society
Syria’s World Heritage Sites severely damaged by war
Satellite images reveal that five of the country’s six World Heritage Sites have suffered damage and some structures have been completely destroyed.
- Psychology
Balancing the excitation and inhibition tightrope in depression
A new study looks at how a balance of positive and negative inputs in the lateral habenula might relate to disappointment and depression.
- Health & Medicine
Recovery time from surgery foretold
Blood samples taken from patients after surgery might reveal who is destined for a quick rebound.
- Health & Medicine
The debate over spanking is short on science, high on emotion
Spanking to discipline a child sparks heated debate that reflects deep divides in our society. Studies generally show negative effects of spanking, but there are many caveats.
- Health & Medicine
More than 1 million Ebola cases may hit West Africa by January
New projections of the outbreak suggest that without drastic improvements, weekly cases could increase from hundreds to thousands.
- Health & Medicine
Growth in diabetes diagnoses starting to slow in U.S.
The percentage of the population diagnosed with diabetes and the rate of new cases per year rose sharply between 1990 and 2008 but haven't grown quite as quickly between 2008 and 2012.
- Health & Medicine
Statins may improve odds of surviving a bleeding stroke
Common cholesterol-lowering drugs called statins may help people who have suffered a stroke caused by ruptured blood vessels.
