Many heavy atoms form from a supernova explosion, the remnants of which are shown in this image. NASA/ESA/Hubble Heritage ...

The precursors of heavy elements might arise in the plasma underbellies of swollen stars or in smoldering stellar corpses.

Abstract: This letter proposes a tunable multibeam periodic leaky-wave antenna (LWA) based on radiation of multiple space harmonics. The LWA is composed of a microstrip transmission line and a set of ...

Richard Feynman, a famous theoretical physicist who won the Nobel Prize, said that if he could pass on only one piece of ...

Science is all around us, shaping the way we understand the world and fueling countless innovations that improve our lives.

The birth of a new star seen in 1054, bright enough to dazzle humanity and visible for 20 days. An incredible cosmic event ...

The University of St. Andrews kicked off the new year (2019) by announcing the discovery of what’s believed to the world’s oldest periodic table chart. From a January 17, 2019 news item on phys.org A ...

Among the key goals of structural DNA nanotechnology are to build highly ordered structures self-assembled from individual DNA motifs in 1D, 2D, and finally 3D. All three of these goals have been ...

The Steveville plant is designed to process 15,000 Mcf/day of raw gas fed by the two 100% owned helium wells at Steveville, Alberta and produce 22,000 mcf of 99.999% helium per year.

Now, most of the atoms in the universe are the two simplest kinds: hydrogen, which has one proton, zero neutrons and one ...

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ... .</ ...