News tagged with satellite

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nasa · space · launch · earth · orbit

Scientist investigates changing sea levels

The sea level has been rising by an average of 3.1 millimetres a year since 1993. Long-term measurements recorded since the start of the 20th century indicate an acceleration in the averaged sea level change. Coastal flooding ...

Mar 17, 2015
3.9 / 5 (15) 7

Arctic sea ice hits record low

Arctic sea ice has reached its lowest winter point since satellite observations began in the late 1970s, raising concerns about faster ice melt and rising seas due to global warming, US officials said Thursday.

Mar 19, 2015
3.8 / 5 (15) 23

Cosmic bumps on cosmic ripples

In 1969, the astrophysicists Rashid Sunyaev and Yakov Zel'dovich realized that the then recently discovered cosmic microwave background radiation (CMBR) would be distorted by hot cosmic gas. Hot electrons ...

Mar 13, 2015
4.6 / 5 (12) 1

Studying the physics of galaxies

Assistant Professor of Astronomy Evan Kirby arrived on campus in August. Born and raised in New Orleans, Kirby earned his BS in 2004 from Stanford University; his undergraduate thesis involved trips to Pasadena ...

Nov 03, 2014
4.7 / 5 (9) 1