Wood filter removes toxic dye from water

Engineers at the University of Maryland have developed a new use for wood: to filter water. Liangbing Hu of the Energy Research Center and his colleagues added nanoparticles to wood, then used it to filter toxic dyes from ...

From massive supercomputers come tiniest transistors

A relentless global effort to shrink transistors has made computers continually faster, cheaper and smaller over the last 40 years. This effort has enabled chipmakers to double the number of transistors on a chip roughly ...

What percent of Earth is water?

The Earth is often compared to a majestic blue marble, especially by those privileged few who have gazed upon it from orbit. This is due to the prevalence of water on the planet's surface. While water itself is not blue, ...

Blue shark sparks panic on Rome beach

A blue shark that made a rare appearance in the shallow waters of a popular beach resort near Rome sparked panic and excitement among holidaymakers.

Treated fibers clean dye-polluted waters

(Phys.org) —A cheap and simple process using natural fibers embedded with nanoparticles can almost completely rid water of harmful textile dyes in minutes, report Cornell and Colombian researchers who worked with native ...

Australian blue whales now call Antarctica home

(Phys.org)—New findings suggest that the ecology of blue whales (Balaenoptera musculus) – the largest living animal – has recently changed due to human activities. A team lead by researchers at Macquarie University ...

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