Although today’s pacemakers are lifesaving electronic devices, they are limited by their artificial nature. For example, the devices require regular maintenance, must be replaced periodically, and can only approximate the …read more Source:: Science
Day: November 20, 2015
A whiff from blue-green algae likely responsible for Earth’s oxygen
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•Earth’s oxygen-rich atmosphere emerged in whiffs from a kind of blue-green algae in shallow oceans around 2.5 billion years ago, according to new research. …read more Source:: Science
Half of all Amazonian tree species may face extinction
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•Scientists report that more than half the tree species in the Amazonian rainforest may be globally threatened. However, the study also suggests that Amazonian parks, reserves, and indigenous territories, if …read more Source:: Science
Electronic plants created
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•Researchers have created analog and digital electronics circuits inside living plants. The scientists have used the vascular system of living roses to build key components of electronic circuits. …read more Source:: Science
Ghostly and beautiful: ‘Planetary nebulae’ get more meaningful physical presence
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•A way of estimating more accurate distances to the thousands of so-called planetary nebulae dispersed across our Galaxy has been announced by a team of three astronomers. …read more Source:: Science
The search for happiness: Using MRI to find where happiness happens
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•Researchers have mapped out using MRI where happiness emerges in the brain. The study paves the way for measuring happiness objectively — and also provides insights on a neurologically based …read more Source:: Science
ADHD meds may be a prescription for bullying
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•Kids and teens who take medications like Ritalin to treat attention-deficit hyperactivity disorder are twice as likely to be physically or emotionally bullied by peers than those who don’t have …read more Source:: Science
How to customize your Linux desktop: KDE
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•Second in the series of articles describing how I configure and customize various Linux desktops …read more Source:: Linux
U.S. clears genetically modified salmon for human consumption
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•CHICAGO (Reuters) – U.S. health regulators on Thursday cleared the way for a type of genetically engineered Atlantic salmon to be farmed for human consumption – the first such approval …read more Source:: UKScienceNews