Flies and mosquitoes beware, here comes the slingshot spider

Running into an unseen spiderweb in the woods can be scary enough, but what if you had to worry about a spiderweb—and the spider—being catapulted at you? That's what happens to insects in the Amazon rain forests of Peru, ...

Why restarting the global economy won't be easy

As the world contemplates ending a massive lockdown implemented in response to COVID-19, Vinod Singhal is considering what will happen when we hit the play button and the engines that drive industry and trade squeal back ...

Surfaces that grip like gecko feet could be easily mass-produced

Why did the gecko climb the skyscraper? Because it could; its toes stick to about anything. For a few years, engineers have known the secrets of gecko stickiness and emulated it in strips of rubbery materials useful for picking ...

Mercury's 400 C heat may help it make its own ice

It is already hard to believe that there is ice on Mercury, where daytime temperatures reach 400 degrees Celsius, or 750 degrees Fahrenheit. Now an upcoming study says that the Vulcan heat on the planet closest to the sun ...

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