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New Physical Activity Guidelines Urge Americans: Move More, Sit Less
After 10 years, the government has updated its physical activity advice. The new message? Every little bit of movement helps you stay healthy and is better than sitting on your couch. -
Archaeologists Discover Dozens Of Cat Mummies, 100 Cat Statues In Ancient Tomb
Rare mummified scarabs, preserved in coffins decorated with beetle drawings, were also found. Egypt hopes to attract visitors to the country's heritage sites, where tourism has dropped since 2011. -
To Decrease Bird Kills, Cat Lovers Team Up With Bird Lovers In D.C. Cat Count
Outdoor cats kill as many as 4 billion birds each year in this country. But how many cats are there, really? Now a team of technicians is trying to count Washington, D.C.'s feral felines. -
Researchers Uncover A Circuit For Sadness In The Human Brain
When people are feeling glum, it often means that brain areas involved in emotion and memory are communicating. Researchers have now observed the circuit in action in humans. -
Are Aliens Coming To Earth?
With all the election talk, you may have missed a story out of Harvard this week, claiming that an alien spacecraft looking was looking at Earth. -
Rash Of Retractions Highlight Flaws In Science, But Also Self-Correction
What it means that Harvard Medical School and Brigham and Women's have called for the retraction of 31 studies. -
Neuroscientists Debate A Simple Question: How Does The Brain Store A Phone Number?
Working memory is where the brain keeps bits of information in everyday life handy. But brain scientists don't agree on how working memory works. -
Critics Warn Crop Program Could Lead To Biological Weapons
The DARPA program intends to use insects to genetically modify crops. -
Should Self-Driving Cars Have Ethics?
To design a "moral machine," researchers updated a classic thought experiment for the autonomous vehicle age. But do we really want artificial intelligence making decisions on who lives or dies?
