Bears at risk due to mining, poaching: wildlife group

The populations of four vulnerable bear species have fallen by at least 30 percent in the last 30 years due to rampant deforestation, mining and poaching, a conservation group said on Monday.

Mexico arrests 'hitman' for trafficking endangered fish

Mexico has arrested an alleged drug cartel hitman on charges of trafficking the critically endangered totoaba fish, a species whose swim bladder can fetch up to $20,000 on the black market in China.

Endoscopy with panoramic view

Whether physicians examine or operate on the bladder wall with an endoscope, they can catch a glimpse of only a miniscule section of the organ—their viewpoint is like that of someone looking through a keyhole. But soon, ...

Hydraulic chamber tests fish survival

Australia's native fish could stand a better chance of survival when passing through hydropower turbines in major waterways thanks to an innovative mechanical chamber developed at UNSW, which is nominated for a top engineering ...

Making dams safer for fish around the world

Think of the pressure change you feel when an elevator zips you up multiple floors in a tall building. Imagine how you'd feel if that elevator carried you all the way up to the top of Mt. Everest – in the blink of an eye.

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