Galactic cosmic rays: Invisible rain that never stops falling

It’s constant, invisible, and far more powerful than it seems. You’re part of it, but most people never notice.

Diamonds are not a geoengineer's best friend: Carbon impurities provide a reality check

The field of solar geoengineering revolves around the idea of cooling the globe via the injection of aerosols to reflect ...

Diamond dust falls short for solar geoengineering

WashU researchers show diamond dust from detonation synthesis absorbs light due to carbon impurities, making it a poor ...
Dagens.com on MSN

Where you should go in your house if a nuclear blast occurs

Renewed geopolitical tensions have pushed nuclear preparedness back into public discussion, raising questions about how ...
Nature

Elusive ‘nuclear clocks’ tick closer to reality — after decades in the making

Physicists are getting closer to creating a long-sought ‘nuclear clock’. This device would keep time by measuring energy ...

6,800 feet below ground, in the search for dark matter, something has gone very, very cold

Six thousand eight hundred feet below the floor of an active nickel mine in northern Ontario, something has gone extremely cold. Not cold in the way of a walk-in freezer, or a liquid nitrogen tank, or ...

6,800 feet-deep solid-state detectors hunt dark matter at temperatures colder than space

Scientists have chilled SuperCDMS detectors to near absolute zero in order to find dark matter that makes up 85 percent of ...

A New Kind of Atomic Clock Could Redefine the Second

Scientists are exploring a new type of optical atomic clock based on ytterbium-173 ions that could help define the future ...
Quanta Magazine

Where Some See Strings, She Sees a Space-Time Made of Fractals

Pushed down to a certain scale, the laws of physics seem to fall apart. Astrid Eichhorn, a leader in an area of study called ...
Greek Reporter

The Forgotten Greek Philosopher Who First Proposed the Big Bang

Painting of Leucippus, the ancient Greek philosopher credited with a theory about creation, which some compare to modern Big Bang concepts. Credit: Luca Giordano, Wikimedia Commons, Public Domain ...
Oak Ridge National Lab

Morphological Characterization of Uranyl Fluoride Particles via Atomic Force Microscopy

Uranium hexafluoride (UF6) undergoes a rapid hydrolysis reaction when exposed to atmospheric water. In addition to producing hazardous HF gas, the hydrolysis reaction produces uranyl fluoride (UO2F2), ...