A dark point inside a beam of light should not be much of a traveler. Yet in a new experiment, some of those points appeared ...

The Smithsonian’s National Museum of Natural History celebrates America’s 250th anniversary by spotlighting fascinating items ...

A stunningly concentrated and hefty galaxy cluster, from a time in the universe's history when such massive structures aren't ...

Researchers demonstrated a new type of optical manipulation: using laser light to pull a macroscopic object. The technology has potential for applications in the continued explorations of Mars.

M83 is located about 15 million light-years away from Earth and is forming stars at a high rate. Using 14 years of Chandra ...

A few years ago, one study found odd transient lights in the pre-satellite skies of the 1950s. An independent study has found ...

A research team in Bochum, Germany has unexpectedly found that light can slow down movements in the nanoworld. This is due to ...

Even though it is the bedrock of modern measurements, the International System of Units (SI) is not set in stone. As science ...

An international team of astronomers has detected a brief but intense flash in the direction of the Large Magellanic Cloud. The analysis points to a compact object of barely three lunar masses. During ...

After decades of hunting, physicists still don’t know what makes up most of the universe’s matter. Now they need to cast a ...

Albert Einstein postulated in his 1905 theory of special relativity that the speed of light in a vacuum is constant. Ever ...

Light is expected to heat particles up or set them in motion. However, an interdisciplinary team at Ruhr University Bochum, ...