03/04/2020

Followers may tune out when municipalities tweet too much

Municipalities don't need to unleash a tweet storm to keep their citizens informed on the social network Twitter. In fact, according to Penn State researchers, municipalities that tweeted less-frequent, but more focused, ...

COVID-19: How satellites can help

The coronavirus COVID-19 pandemic has virtually paralyzed daily life as we know it. Even when the spread of this highly infectious disease has been stemmed, the world will face huge challenges getting back to normal. To help ...

Image: Disinfection for planetary protection

Carefully wrapped inside this donut-shaped bag is a 35-m diameter parachute that will endure a frenzied six-minute dive into the Martian atmosphere.

Satellites map the global flow of oil

Demand for oil has collapsed due to the coronavirus pandemic just as supply is about to strengthen because of a dispute between Russia and Saudi Arabia. As a result, oil prices have sunk to levels not seen since 2002.

Researchers solve structure of 'inverted' rhodopsin

Researchers from the Moscow Institute of Physics and Technology, working with Spanish, French and German colleagues, have determined and analyzed the high-resolution structure of a protein from the recently discovered heliorhodopsin ...

Changes to drylands with future climate change

A research team led by Washington State University has found that while drylands around the world will expand at an accelerated rate because of future climate change, their average productivity will likely be reduced.

Scientists discover a new class of taste receptors

Evolution is a tinkerer, not an engineer. "Evolution does not produce novelties from scratch. It works with what already exists," wrote Nobel laureate François Jacob in 1977, and biologists continue to find this to be true.

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