Notebook
- 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.
- Animals
New salamander stays young at heart
A new salamander species was long mistaken for the juvenile form of another.
- Animals
For upside-down sloths, what goes down can’t come up
Upside-down sloths have to hold their organs up and their food down.
- Animals
Fly more, live longer
An examination of animal lifestyles reveals that the most important factor linked to longer life is the ability to fly.
