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Elevating ‘garbage man’ gene in cells could extend life
A gene that acts like a garbage man to clean up old material in the cells boosted the life spans of fruit flies and may offer new paths in the fight against human aging, US researchers said Monday. When researchers manipulated the neurons of fruit flies to contain higher levels…
Green labels scare conservatives away from energy efficient products
Conservatives are less likely to purchase products labelled as environmentally friendly, according to research published online Monday in the Proceedings of the National Academy of Sciences. “A popular strategy for marketing energy efficiency is to focus on its environmental benefits,” Dena Gromet of the University of Pennsylvania, the lead author…
Climate change drives boom in tree-killing beetle population: study
Climate change is causing a population boom in a species of tree-killing beetles across a major swath of north America, according to new research published in The Proceedings of the National Academy of Sciences. The higher-than-usual temperatures and light rainfall over the last decade have allowed the mountain pine beetle…
Study: Math-heavy research cited half as often
Artistic types are not the only ones whose eyes glaze over when confronted with too many numbers, according to research out Monday that suggests scientists, too, find lots of equations hard to read. The study by researchers at the University of Bristol analyzed nearly 650 studies on ecology and evolution…
Wider letter spacing helps dyslexics read: study
WASHINGTON — European researchers said Monday that offering reading materials with wider spacing between the letters can help dyslexic children read faster and better. In a sample of dyslexic children age eight to 14, extra-wide letter spacing doubled accuracy and increased reading speed by more than 20 percent, according to…
Earliest wall art is found in France
WASHINGTON — A massive block of limestone in France contains what scientists believe are the earliest known engravings of wall art dating back some 37,000 years, according to a study published Monday. The 1.5 metric ton ceiling piece was first discovered in 2007 at Abri Castanet, a well known archeological…
Jurassic chirp: Scientists recreate ancient cricket song
WASHINGTON — The call of a Jurassic-era cricket was simple, pure and capable of traveling long distances in the night, said scientists who reconstructed the creature’s love song from a 165 million year old fossil. British scientists based their work out Monday on an extremely well preserved fossil of a…
Snakes blamed for ‘severe declines’ in Florida wildlife
WASHINGTON — Across southern Florida, rabbits, raccoons, bobcats and foxes have been disappearing at dramatic rates over the past decade, and invasive Burmese pythons are to blame, a US study said Monday. The big snakes which are native to southeast Asia have been devouring all kinds of wildlife leading to…
Study shows calorie-restricted diet can stop brains from aging
Eating less may keep the mind young, according to Italian scientists who reported Monday they have discovered the molecular process by which a strict diet may save the brain from the ravages of age. The research, published in the US journal the Proceedings of the National Academy of Sciences, is…
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