Evolution Apr 15, 2019

Could climate change cause infertility?

The scientific community has long held an understanding about the effect of temperature on sperm production in mammals, but this new study sheds light on how spermatogenesis in insects is hampered at extreme temperatures.

Biotechnology Apr 15, 2019

Engineering 'hairpins' increases CRISPR accuracy

Biomedical engineers at Duke University have developed a method for improving the accuracy of the CRISPR genome editing technology by an average of 50-fold. They believe it can be easily translated to any of the editing technology's ...

Astronomy Apr 15, 2019

Asteroids help scientists measure distant stars

Look up at the sky on a clear night, and you'll see lots of stars. Sometimes they seem almost within reach or at least a short rocket ride. But the closest star to Earth—not counting our sun—is more than four light years ...

Nanophysics Apr 15, 2019

A next-generation triboelectric nanogenerator (TENG) to realize constant current from electrostatic breakdown

Scientists have dedicated intense work in recent years to convert environmental energy into electricity to meet the ongoing demands for a cleaner and more sustainable power source. Harvesting environmental mechanical energy ...

Astronomy Apr 15, 2019

Astronomers take first, high-resolution look at huge star-forming region of Milky Way

Astronomers from the United States and South Korea have made the first high-resolution, radio telescope observations of the molecular clouds within a massive star-forming region of the outer Milky Way.

Archaeology & Fossils Apr 15, 2019

Study: Aegean farmers replaced hunters of ancient Britain

A wave of migrants from what is now Greece and Turkey arrived in Britain some 6,000 years ago and virtually replaced the existing hunter-gatherer population, according to a study published Monday in the journal Nature.

Plants & Animals Apr 15, 2019

What makes a jellyfish?

Translucent jellyfish, colorful corals and waving sea anemones have very different bodies but all fall on the same big branch in the animal family tree. Jellyfish actually start out anchored to the sea floor, just like corals ...

Astronomy Apr 14, 2019

DIY gravitational waves with 'BlackHoles@Home'

Researchers hoping to better interpret data from the detection of gravitational waves generated by the collision of binary black holes are turning to the public for help.

Materials Science Apr 15, 2019

Compound allows bacterial communication to be controlled by light

Scientists from the University of Groningen have succeeded in incorporating a light-controlled switch into a molecule used by bacteria for quorum sensing—a process by which bacteria communicate and subsequently control ...

Astronomy Apr 15, 2019

Breezing through the space environment of Barnard's Star b

The closest exoplanet to us, if we include only single stars like the Sun, is the planet around Barnard's Star, Barnard's Star-b ("BSb"). (The planet Promixa Centauri-b is closer, but Proxima Cen is part of a triple-star ...

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