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Monday, October 27, 2014

ScienceDaily: Most Popular News

ScienceDaily: Most Popular News

Reminiscing can help boost mental performance

Posted: 23 Oct 2014 08:10 AM PDT

Engaging brain areas linked to so-called 'off-task' mental activities (such as mind-wandering and reminiscing) can actually boost performance on some challenging mental tasks, a new research led by a neuroscientist shows for the first.

As permafrost soils thaw, soil microbes amplify global climate change

Posted: 22 Oct 2014 10:14 AM PDT

Scientists have discovered how an invisible menagerie of microbes in permafrost soils acts as global drivers of Earth processes such as climate via gas exchange between soils and the atmosphere. These findings will help climate modelers more accurately predict Earth's future climate.

Tarantula venom illuminates electrical activity in live cells

Posted: 21 Oct 2014 07:11 AM PDT

A cellular probe that combines a tarantula toxin with a fluorescent compound has been developed to help scientists observe electrical activity in neurons and other cells. This is the first time researchers have been able to visually observe these electrical signaling proteins turn on without genetic modification.

Why your brain makes you reach for junk food

Posted: 20 Oct 2014 08:12 AM PDT

Will that be a pizza for you or will you go for a salad? Choosing what you eat is not simply a matter of taste, conclude scientists in a new study. As you glance over a menu or peruse the shelves in a supermarket, your brain is making decisions based more on a food's caloric content.

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