Build a better bog roll

A REPORT published last year by Water UK, an industry body, said that more than 90% of sewer-pipe blockages in Britain were caused by “non-flushable wipes”. Accumulations of these can clog up pumps. Worse, when they are gathered together by the adhesive power of kitchen grease, they can form giant “fatbergs” that choke the passage of effluent. Some More...

by SLPundit | Published 2 days ago
By SLPundit On Thursday, April 19th, 2018
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Fossil tracks in the Alps help explain dinosaur evolution

THAT the dinosaurs went out with a bang is well known. About 66m years ago a large space rock hit what is now southern Mexico. As a consequence, and with the assistance of some enormous volcanic eruptions on the More...

By SLPundit On Thursday, April 19th, 2018
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A group of people with an amphibious life have evolved traits to match

THE Bajau, a people of the Malay Archipelago, spend almost all of their lives at sea. They live either on boats or in huts perched on stilts on shallow reefs, and they migrate from place to place in flotillas that More...

By SLPundit On Thursday, April 19th, 2018
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The search for exoplanets moves to Earth’s back yard

BEFORE 1992 astronomers could only presume that alien planets existed. That was the year the discovery of the first such worlds, orbiting a pulsar called PSR 1257+12, about 2,300 light-years from Earth, was announced. More...

By SLPundit On Tuesday, April 17th, 2018
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An enzyme that digests plastic could boost recycling

A MILLION plastic bottles are sold every minute. Many are not recycled and of those that are, only a small fraction become bottles again. That is, in part, because recycling polyethylene terephthalate (PET), the More...

By SLPundit On Sunday, April 15th, 2018
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NASA Spacecraft Aims to Put Mystery Planets on Galactic Map

Calling all planets that orbit around bright, nearby stars: NASA’s new Tess spacecraft is looking to do a head count. The Transiting Exoplanet Survey Satellite — Tess for short — is embarking Monday on More...

By SLPundit On Sunday, April 15th, 2018
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Expert: Rise of Robots Could Lead Humans to Communism

Robots could turn nations red, one expert has warned. In a speech at the Canada Growth Summit, the governor of the Bank of England, Mark Carney said the automation of millions of jobs could lead to mass unemployment, More...

By SLPundit On Thursday, April 12th, 2018
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Colonising the galaxy is hard. Why not send bacteria instead?

SCIENCE fiction is filled with visions of galactic empires. How people would spread from star system to star system, and communicate with each other in ways that could hold such empires together once they had done More...

By SLPundit On Thursday, April 12th, 2018
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Do adult human brains renew their neurons?

TWO papers with starkly contradictory conclusions, published three weeks apart, have reignited debate about whether adult human brains can grow new neurons. For over a century, neuroscientists believed brains have More...

By SLPundit On Thursday, April 12th, 2018
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Homo sapiens spread to Asia earlier than once believed

This specimen (viewed in the picture from four angles) is the middle phalanx of a human middle finger. It was collected from the Nefud desert of Saudi Arabia by Huw Groucutt of Oxford University and his colleagues. More...