Millions of asteroids are floating in space in the massive expanse between Mars and Jupiter, thousands of which are close enough to our planet to be deemed "near-Earth asteroids." While the majority ...

Naturally occurring superheavy elements beyond those listed in the periodic table could potentially explain why asteroid 33 Polyhymnia is so dense, new research suggests. When you purchase through ...

Add Yahoo as a preferred source to see more of our stories on Google. Black hole, dark matter, periodic table of elements Photo illustration by Salon/Getty Images When wading into the murky realm of ...

An international team of astronomers has inspected long-term evolution of quasi-periodic eruptions (QPEs) from a QPE source designated eRO-QPE2. The study found that QPEs from this source are ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Robyn Williams: And our second book is a new one. Tom Jackson has just produced a lovely one on the ...

Elements heavier than uranium don’t exist naturally on Earth. Researchers make these massive elements at the end of the periodic table by smashing existing atoms together in particle accelerators.

In their momentary life span, atoms of lawrencium, element 103, may have left a lasting impression on the structure of the periodic table. For the first time, researchers have measured a basic ...

The rare radioactive substance made its way from the United States to Russia on a commercial flight in June 2009. Customs officers balked at accepting the package, which was ensconced in lead ...

It is an icon of natural science and hangs in most chemistry classrooms: the periodic table of elements, which is celebrating its 150th birthday this year. The tabular overview is closely linked to ...