August brings the Perseid meteors and a cluster of planets

(PhysOrg.com) -- The annual Perseid meteor shower will peak before dawn on Aug. 12. This year the Perseids will be competing with the nearly full moon at first, but after the moon sets there will be many bright streaks in ...

Size-specific cracking shakes out at the nanoscale

(PhysOrg.com) -- Certain sizes of nanostructures may be more susceptible to failure by fracture than others. That is the result of new research by LLNL's Michael Manley and colleagues from Los Alamos National Laboratory that ...

Researcher finds that women are speaking up

(PhysOrg.com) -- There's a whole industry of books and seminars that hinge on the premise that women somehow need to be "fixed" when it comes to communication and must change the way they talk and behave to advance their ...

Tracking down abrupt climate changes

In an article in the scientific magazine Nature Geosciences, the geoscientists Achim Brauer, Peter Dulski and Jörg Negendank, (emeritus Professor) from the GFZ German Research Centre for Geosciences, Gerald Haug from the ...

The brightest, sharpest, fastest X-ray holograms yet

The pinhole camera, a technique known since ancient times, has inspired a futuristic technology for lensless, three-dimensional imaging. Working at both the Advanced Light Source (ALS) at the U.S. Department of Energy's Lawrence ...

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