Cutting Bergmann's Rule down to size

(Phys.org)—Matan Shelomi, a doctoral candidate in entomology at the University of California, Davis, is cutting Bergmann's Rule down to size.

Grocery stores add tech features to stay competitive

Like many grocery shoppers, Michele Ricketts dreads long checkout lines. But lately, she's been breezing by the cash register at her neighborhood Ralphs even with the usual crowds at the store.

Turtle embryos move to bask in the sun

(PhysOrg.com) -- Turtles, like the majority of reptiles, are unable to regulate their own body heat and use their environment to control their temperature. In order to stay warm, reptiles will bask in this sun. Researchers ...

Skin hair skims heat off elephants

Body hair in mammals is typically thought to have evolved to keep us warm in colder prehistoric times, but a new study suggests that it may do the opposite, at least in elephants. Epidermal hair may have evolved to help the ...

Materials chemists tap body heat to power 'smart garments'

Many wearable biosensors, data transmitters and similar tech advances for personalized health monitoring have now been "creatively miniaturized," says materials chemist Trisha Andrew at the University of Massachusetts Amherst, ...

A bullet-proof heating pad

Sometimes nothing feels better on stiff, aching joints than a little heat. But many heating pads and wraps are rigid and provide uneven warmth, especially when the person is moving around. Researchers have now made a wearable ...

Jumping droplets take a lot of heat

Microscopic water droplets jumping from one surface to another may hold the key to a wide array of more energy efficient products, ranging from large solar panels to compact laptop computers.

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