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
Month: November 2015
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
Acorn worm genome reveals gill origins of human pharynx
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One of the defining characteristics of chordates and other deuterostomes is the presence of gill slits, which first appeared in the acorn worm and persist vestigially in the human embryo. …read more Source:: Science
New camouflage mechanism fish use in the open ocean
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Fish have a remarkable way to hide from their predators using camouflage techniques. A new study shows that fish scales have evolved to not only reflect light, but to also …read more Source:: Science