Notebook
- Psychology
Westerners sleep more than people from Eastern nations
Sleep schedules vary from country to country, with social demands like work and study providing the primary incentives to stay up.
- Animals
Ant lions hunt despite sealed lips
Ant lions are ferocious predators, but some of them don’t have a mouth. At least not in the usual sense.
- Astronomy
Star-eating star spotted
The first Thorne-Żytkow Object, a strange pair of stars where one engulfs the other, has been discovered.
- Science & Society
Scientists have long had one of the most admired careers
Excerpt from the July 11, 1964, issue of Science News Letter.
- Health & Medicine
Obesity on the rise globally
Some 2.1 billion people, almost 30 percent of the world’s population, are overweight or obese.
- Life
California mite becomes fastest land animal
Despite being the size of a sesame seed, the Paratarsotomus macropalpis mite can outpace Usain Bolt and even a cheetah in terms of body lengths per second.
- Tech
Self-driving cars are not a thing of the past
Engineers have not given up on self-driving cars. The focus has shifted from a mechanical approach to using batteries and GPS.
- Animals
Look beyond pest species to find beauty in cockroaches
A few pest species give the group a bad name, but exotic roaches include an amazing diversity of colors and lifestyles.
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- Astronomy
Young, hot exoplanet takes title for longest year
Newly discovered exoplanet sits a whopping 2,000 times farther from its star than Earth does from the sun.
- Life
Polio could return after near eradication
Polio was considered eliminated in the United States by 1979, but since then vaccination rates have slipped, prompting concerns about reemergence.
