Gravity surveys using a mobile atom interferometer

Mobile gravimetry is an important technique in metrology, navigation, geodesy and geophysics. Although atomic gravimeters are presently used for accuracy, they are constrained by instrumental fragility and complexity. In ...

Lakes worldwide are experiencing more severe algal blooms

The intensity of summer algal blooms has increased over the past three decades, according to a first-ever global survey of dozens of large, freshwater lakes, which was conducted by Carnegie's Jeff Ho and Anna Michalak and ...

Black holes stunt growth of dwarf galaxies

Astronomers at the University of California, Riverside, have discovered that powerful winds driven by supermassive black holes in the centers of dwarf galaxies have a significant impact on the evolution of these galaxies ...

The violent history of the big galaxy next door

Astronomers have pieced together the cannibalistic past of our neighbouring large galaxy Andromeda, which has now set its sights on the Milky Way as its next main course.   

'Oumuamua is not an alien spacecraft: study

On October 19, 2017, astronomers discovered the first known interstellar object to visit our solar system. First spotted by the Panoramic Survey Telescope and Rapid Response System 1 (PanSTARRS1) telescope located at the ...

Asia's glaciers provide buffer against drought

A new study to assess the contribution that Asia's high mountain glaciers make to relieving water stress in the region is published this week (29 May 2019) in the journal Nature. The study has important economic and social ...

New ultra diffuse galaxy found in the NGC 5846 group

Astronomers have detected a new ultra diffuse galaxy (UDG) located most likely in the NGC 5846 galaxy group. The discovery is part of the ongoing VEGAS survey aimed at investigating early-type galaxies in a range of environments. ...

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