News tagged with infrared light

Earth's gold came from colliding dead stars

We value gold for many reasons: its beauty, its usefulness as jewelry, and its rarity. Gold is rare on Earth in part because it's also rare in the universe. Unlike elements like carbon or iron, it cannot ...

Jul 17, 2013
4.7 / 5 (48) 90 | with audio podcast

Spiral Galaxy NGC 3627

(Phys.org) —The spiral galaxy NGC 3627 is located about 30 million light years from Earth. This composite image includes X-ray data from NASA's Chandra X-ray Observatory (blue), infrared data from the Spitzer ...

Jul 15, 2013
4.7 / 5 (12) 1 | with audio podcast

Dense hydrogen in a new light

(Phys.org) —Hydrogen is the most abundant element in the universe. The way it responds under extreme pressures and temperatures is crucial to our understanding of matter and the nature of hydrogen-rich ...

Jun 03, 2013
4.9 / 5 (35) 3 | with audio podcast

Lightest exoplanet imaged so far?

(Phys.org) —A team of astronomers using ESO's Very Large Telescope has imaged a faint object moving near a bright star. With an estimated mass of four to five times that of Jupiter, it would be the least ...

Jun 03, 2013
4.8 / 5 (5) 0 | with audio podcast

Engineers' nanoantennas improve infrared sensing

(Phys.org) —A team of University of Pennsylvania engineers has used a pattern of nanoantennas to develop a new way of turning infrared light into mechanical action, opening the door to more sensitive infrared ...

May 20, 2013
5 / 5 (6) 0 | with audio podcast