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Articles from ScienceNOW

RSS feedDisplaying articles 1 - 10 of most recent articles

[Editorial] Biggest opportunity of our age The importance of the agreement reached at the Paris climate Conference of Parties (COP21) last month cannot be overstated. It is a major step toward preventing some of the worst risks that climate change presents to the global economy and security. Now i
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[In Brief] News at a glance In science news around the world, Australian scientists slam the environmental impact assessment process behind projects such the expansion of the Abbot Point coal terminal near the Great Barrier Reef, and Iran offers a new science prize in the effort to
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[In Depth] A race to explain Brazil's spike in birth defects Brazil is facing a disturbing spike in a severe birth defect called microcephaly. Babies are born with heads that are far too small, a sign that the brain failed to fully develop. Doctors there have reported nearly 3000 cases since July 2015more than 20 t
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[In Depth] Iraq confronts a new enemythe Persian Gulf Iraq, already struggling with war, poverty, and sectarian strife, faces a new threat. The loss of water in the Tigris and Euphrates rivers, which begin in Turkey and flow into the Persian Gulf, endangers farmers, city dwellers, and the famous Mesopotamian
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[In Depth] Cesium fortifies next-generation solar cells In a world looking for better, cheaper alternative energy, the solar cell materials called perovskites are a bright hope. Their efficiency at converting sunlight into electricity is climbing faster than that of any solar technology before them. They're ch
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[In Depth] DATA CHECK: For female scientists, mixed funding results at U.S. agencies A new study by a congressional watchdog agency finds that female scientists are less likely than men to receive research grants from the U.S. government. But the analysis by the Government Accountability Office (GAO) comes with several caveats. Some agenc
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[Feature] A shot at migraine Millions dread the onset of migraine headaches, which strike roughly 12% of the world's population at least once per year.Existing treatments can only head off migraines after they start, and don't work for many people. On the horizon, however, is a new c
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[Perspective] Ancient grasslands at risk Concerns over deforestation have led to attempts to identify suitable areas for reforestation around the world (1). The most ambitious effort to date is the World Resources Institute (WRI) Atlas of Forest and Landscape Restoration Opportunities (1). This
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[Perspective] Lower-mantle materials under pressure Modern high-pressure experimental techniques have enabled us to achieve the pressure and temperature at the center of Earth (about 360 GPa and 6000 K) in laboratories. However, studies of rheological properties of minerals under controlled strain rate (cr
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend
[Perspective] Finding merit in dividing neighbors A large fraction of energy consumed by humankind is wasted as heat. Some of this energy can be recycled with thermoelectric devices that convert a thermal gradient into electricity. However, their wide adoption will require development of materials with h
ScienceNOW | Aug 15, 2016 8:30 PM [GMT] | comment? | recommend