Bluefin tuna are back around the UK and a new study explains why

Bluefin tuna are back in the sea around the U.K. after decades of absence and a new study says that warming seas can explain why. Bluefin tuna are one of the biggest, most valuable and most endangered fish in the oceans. ...

Lightning strokes can probe the ionosphere

(Phys.org) —Thunderstorms, and the resulting partially ionized plasma of the ionosphere, can distort radio signals traveling to satellites important to communications, navigation or national security

How to deliver drinking water chlorine-free

Chlorinated tap water is the norm around the world, but the experiences of several European countries is that it doesn't have to be. The benefits of foregoing chlorine include better-tasting and, potentially, healthier water.

Demonstrating the Mpemba effect in a controlled setting

A pair of physicists at Simon Fraser University has developed a means for demonstrating the Mpemba effect in a controlled setting. In their paper published in the journal Nature, Avinash Kumar and John Bechhoefer describe ...

Math detects contamination in water distribution networks

None of us want to experience events like the Camelford water pollution incident in Cornwall, England, in the late eighties, or more recently, the Crestwood, Illinois, water contamination episode in 2009 where accidental ...

Black (nano)gold to combat climate change

Global warming is a serious threat to the planet and living beings. One of the main causes of global warming is the increase in the atmospheric CO2 level. The main source of this CO2 is from the burning of fossil fuels in ...

Student uses pedal power to create novel machine

An innovative bicycle-powered water pump, created by a student at the University of Sheffield, has proved a huge success and is now in regular production in Guatemala, transforming the lives of rural residents.

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