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Tag: “Science Advances”

The Milky Way illuminates night sky over Crater Lake, Oregon. (NPS/Jeremy M. White)

One Third of the World’s Population Unable to See Milky Way

June 13, 2016

Among my fondest memories of being a kid back in the 1960’s was taking a week or so of summer vacation to visit relatives at my grandfather’s farm in Herman, PA (about 65 km northeast of Pittsburgh). During my stay I would spend evenings lying on the freshly cut grass of my grandpa’s back yard, just looking up into […]

Zika Kills Cells Crucial to Brain Development; Did Volcanoes Cause Mars to Tilt?

March 7, 2016

Study: Zika Virus Infects and Kills Fetal Cerebral Cortex Cells This birth defect can cause babies to be born with an unusually small head and inhibited brain development. The scientists, who made their findings based on experiments performed with lab-grown human stem cells, discovered that the Zika virus is attracted to and infects the cells […]

A view of Earth's atmosphere at sunset as seen by the International Space Station Expedition 23 crew in 2010. Colors here roughly denote the various layers of the atmosphere. (NASA)

Earth’s Atmosphere Got Its Oxygen in Periodic Bursts Over a 100 Million Year Period

November 20, 2015

For about the first 2.1 billion years of Earth’s history, its atmosphere didn’t have enough oxygen to support complex life. Scientists believe that Earth’s first atmosphere,formed after its creation, was probably made up of hydrogen and helium. Then as a result of volcanic eruptions that spewed gases from Earth’s interior, in a process known as […]

Scientists Spot Cosmic Bartender

October 26, 2015

For the first time, an international team of researchers has discovered a cosmic cocktail maker hurtling through space at a speed of around 21.8 kilometers per second. The researchers discovered that Comet Lovejoy is pumping out large amounts of the same kind of alcohol (ethyl) used in alcoholic beverages and a type of sugar into […]

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