11/06/2015

Video: Keeping cool without killing the planet

We've had the delightful benefits of air conditioning and refrigeration for more than a hundred years now. In the early days, dangerous chemicals were used as refrigerants. Eventually, chlorofluorocarbons (CFCs) were developed.

Changing climate prompts boreal forest shift

With warming summer temperatures across Alaska, white spruce tree growth in Interior Alaska has declined to record low levels, while the same species in Western Alaska is growing better than ever measured before.

Study examines 'joiners' who help make startups successful

A growing interest in the startup culture has focused attention on company founders who often take great risks to launch new ventures. But what about the people who join these founders to help them develop and commercialize ...

How the hawkmoth sees, hovers and tracks flowers in the dark

It's difficult enough to see things in the dark, but what if you also had to hover in mid-air while tracking a flower moving in the wind? That's the challenge the hummingbird-sized hawkmoth (Manduca sexta) must overcome while ...

Being calm is contagious?

Woodlice are able to calm their excited neighbors according to findings made by Pierre Broly and Jean-Louis Deneubourg of the Free Brussels University (Belgium).

The dispersal of alien species redefines biogeography

It has been hypothesized that globalization of human-mediated dispersal of species may break down biogeographic boundaries. However, empirical tests had been lacking until recently. An international research team has now ...

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