Captive-bred salmon in wild may do more harm than good

Releasing captive-bred Atlantic salmon into the ocean, a long-standing practice to boost stocks for commercial fishing, reduces the rate at which wild populations reproduce and may ultimately do more harm than good, researchers ...

John Tyndall: the forgotten co-discoverer of climate science

It is surprising that the Irish scientist John Tyndall, born 200 years ago on August 2 1820, is not better known. This is despite the existence of the Tyndall Centre for Climate Change Research, the Tyndall National Institute ...

Probing the properties of magnetic quasi-particles

Researchers have for the first time measured a fundamental property of magnets called magnon polarization—and in the process, are making progress towards building low-energy devices.

Using Jenga to explain lithium-ion batteries

Tower block games such as Jenga can be used to explain to schoolchildren how lithium-ion batteries work, meeting an educational need to better understand a power source that has become vital to everyday life.

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