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More Bad News for Meat Eaters

Eggs are also bad news for people with peripheral artery disease

(Newser) - Red meat and eggs should be off the menu for people with peripheral artery disease, a narrowing of the arteries that affects an estimated 27 million people in North America and Europe, a new study shows. The culprit is TMAO, a chemical byproduct produced in the gut during the digestion... More »

How Empathetic Are Americans? Meh

US ranks 7th of 63 countries in first-time ranking

(Newser) - Americans aren't the worst by far, but we could use some help in the empathy department, a new study finds. A ranking of "the ability to understand and share the feelings of others" in 63 countries found the US in seventh place, Science Daily reports, behind Saudi Arabia.... More »

The Poor Moon Is Pummeled Way More Than We Thought

Study finds it gets a 'facelift' much more quickly than expected

(Newser) - A steady pounding by meteors, comets, and other space rocks gives the moon a high-power facelift—every 81,000 years. A new study published in Nature finds that pummeling reworks about the top inch of the entire lunar surface over that period, which happens to be "more than a... More »

Monkey Study Suggests a Heart-Transplant Alternative

Healthy stem cells help repair heart attack damage, raising hope for humans

(Newser) - How do you mend a broken heart? Stem cells. Or at least that's the hope after scientists successfully used lab-created heart muscle cells to partially repair damaged hearts in monkeys, Live Science reports. The healthy stem cells were easily absorbed into the damaged hearts and allowed the organ to... More »

Humans Are Natural Killers But We're Not the Worst

Monkeys and meerkats are far more likely to murder their own, researchers say

(Newser) - Violence comes naturally to humans, but we are far less murderous than we used to be, a new study shows. Scientists in Spain who examined the tendency among more than 1,000 mammal species to kill their own found that humans have been "particularly violent" throughout our history, reports... More »

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