Uncategorized
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Food smells reduce diet’s life-extending benefits
The scent of food may decrease the life-extending effects of a low-calorie diet.
- Animals
Glittering male seeks fluorescing female
A tropical jumping spider needs ultraviolet light for courtship.
- Ecosystems
An unexpected, thriving ecosystem
A diverse group of creatures beneath an Antarctic ice shelf could give pause to researchers who infer past ecological conditions from fossils found in such sediments.
- Health & Medicine
Many babies born short of vitamin D
Even in the womb, babies face a high risk of vitamin D deficiency.
- Earth
Corn, a new sensor of carbon dioxide
Scientists have developed a way to use corn plants to monitor and map human-generated emissions of carbon dioxide.
- Tech
Wrinkle, wrinkle, little polymer
Scientists have developed a cheap and easy way to create specific patterns of tiny wrinkles on the surface of a flexible and commonly used polymer, a technique that could be used to fabricate an assortment of microdevices.
- Planetary Science
Solar craft get into position
With the assist of gravitational boosts from the moon, twin spacecraft have completed a series of maneuvers that will enable them to take three-dimensional images of the sun.
- Health & Medicine
Vice Vaccines
Vaccines currently in development could give people a novel way to kick their addictions and lose weight.
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Well-Tooled Primates
People may have leaned on ancient primate-brain capacities to begin making stone tools by 2.5 million years ago, a transition that possibly spurred the development of language and other higher mental faculties.
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19789
This article states that as a result of an internal representation of their bodies and parts, macaques “gradually come to mentally regard their hands and arms, and then their entire bodies, from a third-person perspective.” Isn’t that a good definition of self-awareness, one of the supposed differences between humans and other animals and between humans […]
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- Humans
From the January 30, 1937, issue
A new atomic gun, an old human skull, and making stronger rayon.
