News tagged with filaments

Cosmologists weigh cosmic filaments and voids

(Phys.org) —Cosmologists have established that much of the stuff of the universe is made of dark matter, a mysterious, invisible substance that can't be directly detected but which exerts a gravitational ...

Apr 17, 2014
4.2 / 5 (35) 20

Hydrogen still in the eco-car race

(AP) -- Hydrogen, one of Earth's most abundant elements, once was seen as green energy's answer to the petroleum-driven car: easy to produce, available everywhere and nonpolluting when burned.

Apr 18, 2010
4.3 / 5 (22) 9

Solar splashdown

(Phys.org) —On June 7, 2011, our Sun erupted, blasting tons of hot plasma into space. Some of that plasma splashed back down onto the Sun's surface, sparking bright flashes of ultraviolet light. This dramatic ...

Jun 20, 2013
5 / 5 (18) 13 | with audio podcast

Hubble finds source of Magellanic Stream

(Phys.org) —Astronomers using the NASA/ESA Hubble Space Telescope have solved the 40-year-old mystery of the origin of the Magellanic Stream, a long ribbon of gas stretching nearly halfway around the Milky ...

Aug 08, 2013
4.8 / 5 (18) 49 | with audio podcast

SDO watches giant filament on the Sun

A snaking, extended filament of solar material currently lies on the front of the sun— some 1 million miles across from end to end. Filaments are clouds of solar material suspended above the sun by powerful ...

Oct 03, 2014
4.5 / 5 (19) 0

Study shows how DNA finds its match

It's been more than 50 years since James Watson and Francis Crick showed that DNA is a double helix of two strands that complement each other. But how does a short piece of DNA find its match, out of the millions ...

Feb 08, 2012
4.8 / 5 (16) 2 | with audio podcast