A first look at interstitial fluid flow in the brain

Interstitial fluid transports nutrients and removes waste between the organs and tissues in our body. In the brain, interstitial fluid is thought to be composed of circulating cerebrospinal fluid, cellular waste and blood ...

Neuroscientists uncover secret to intelligence in parrots

University of Alberta neuroscientists have identified the neural circuit that may underlie intelligence in birds, according to a new study. The discovery is an example of convergent evolution between the brains of birds and ...

US car sales mostly up in 1H as larger vehicles reign

Leading automakers reported mostly higher US sales for the first half of 2018 on Tuesday, bolstered by a strengthening economy and robust demand for larger vehicles despite higher gasoline prices.

When oil and water mix

Hydraulic fracturing of organic-rich shales has become a major industry. The commonly used term for this extraction of hydrocarbons—fracking—is especially intriguing. Not only does it convey the process of breaking apart ...

What's in an egg? Oocyte factors that can reprogram adult cells

The promise of generating truly pluripotent stem cells from terminally differentiated adult cell types continues to captivate scientists who envision great potential for therapeutic interventions. The two primary methods ...

How much all-seeing AI surveillance is too much?

When a CIA-backed venture capital fund took an interest in Rana el Kaliouby's face-scanning technology for detecting emotions, the computer scientist and her colleagues did some soul-searching—and then turned down the money.

NuSTAR mission proves superstar Eta Carinae shoots cosmic rays

A new study using data from NASA's NuSTAR space telescope suggests that Eta Carinae, the most luminous and massive stellar system within 10,000 light-years, is accelerating particles to high energies—some of which may reach ...

Can citizen science reverse the extinction of experience?

Opportunities for people to interact with nature have declined over the past century, as most people now live in urban areas and spend much of their time indoors. And while adults are not only experiencing nature less, they ...

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