Lidar shooting into the Antarctic night sky, Arrival Heights Observatory. Credit: Danny Hampton, Ian Geraghty, Zimu Li A University of Colorado Boulder-led team is the…
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[embedded content] Earth’s magnetic field acts like a protective shield around the planet, repelling and trapping charged particles from the Sun. But over South America…
[unable to retrieve full-text content] Australian meteorologists took note recently when not one—but two—vast bands of clouds stretched from the eastern Indian Ocean to Australia,…
This stereoscopic visualization shows a simple model of the Earth’s magnetic field. The magnetic field partially shields the Earth from harmful charged particles emanating from…
Comparison of Lyell Glacier in 1866 (A) and in 2018 (B). Image A: View from Meins Knob by Julius Haast. 1867. Full citation: (published 1867,…
MIT’s Asegun Henry on tackling five “grand thermal challenges” to stem the global warming tide: “Our mission here is to save humanity from extinction due…
This image of Flinders Ranges, South Australia, was captured on December 31, 2019, by the Copernicus Sentinel-2 mission – a two-satellite mission to supply the…
March 16, 2020 Two of Earth’s most colorful upper atmospheric phenomena, aurora and airglow, met just before dawn in this photo shot by an astronaut…
Even if the climate cools, study finds, glaciers will continue to shrink. Nearly 40 years of satellite data from Greenland shows that glaciers on the…
Auroral beads seen from the International Space Station, September 17, 2011 (Frame ID: ISS029-E-6012). Credit: NASA A special type of aurora, draped east-west across the…
Credit: ESA/IPEV/PNRA–S. Thoolen After four months of darkness, the Sun finally rises on August 11, 2020, at Concordia research station in Antarctica. The crew is…
Reconstructed image of the fracture zone. Credit: Hicks et al. Scientists observed a ‘boomerang’ earthquake along Atlantic Ocean fault line, providing clues about how they…
July 29 – August 5, 2020. (Click image for full view.) On August 4, 2020, a devastating explosion rocked the port area around Beirut, Lebanon.…
Airmen experience St. Elmo’s fire while flying a KC-10 aircraft into a thundercloud from an undisclosed location, March 22, 2017. St. Elmo’s fire occurs when…
The hybrid remotely-operated vehicle Nereus was used to collect seafloor samples, in addition to remotely operated vehicle Jason II, at Piccard vents at Mid-Cayman Rise.…
The Light Detection and Ranging instrument, or LIDAR, is a remote sensing technique that uses light to study an object. Credit: ESA/IPEV/PNRA–S. Thoolen In a…
Emperor penguins live in Antarctica, which is not only remote and inaccessible, but temperatures can drop to –50°C. Studying penguin colonies is therefore extremely difficult.…
July 30 – August 6, 2020 Abnormally warm temperatures have spawned an intense fire season in eastern Siberia this summer. Satellite data show that fires…
Aerial photograph of the Blue Hole, a flooded karst sinkhole on Lighthouse Reef, Belize, where the research team from Frankfurt was able to tap into…
Coastal elevation in California. Coastal zones, which are defined to be those with elevations less than 10 m, are shown in red. Segments of the…