A gigantic cavity — two-thirds the area of Manhattan and almost 1,000 feet (300 meters) tall — growing at the bottom of Thwaites Glacier in West Antarctica is one of several disturbing discoveries reported in a new NASA-led study of the disintegrating glacier. The findings highlight the need for detailed observations of Antarctic glaciers’ undersides […]
The December 2018 close approach by the large, near-Earth asteroid 2003 SD220 has provided astronomers an outstanding opportunity to obtain detailed radar images of the surface and shape of the object and to improve the understanding of its orbit. The asteroid will fly safely past Earth on Saturday, Dec. 22, at a distance of about […]
“Floating debris” from the missing EgyptAir MS804 was reported to have been located by Greek authorities on Thursday near the island of Karpathos the Greek Foreign ministry announced. But, those earlier reports were inaccurate and reports say that the debris was not from the airliner. The ill-fated flight plunged from 37,000 feet to 15,000 feet before […]
WASHINGTON, D.C. – As the U.S. Senate Appropriations Committee conducts its annual reviews of federal agency spending and priorities, Senator Lisa Murkowski Wednesday used the appearance of Missile Defense Agency (MDA) Director Admiral James Syring on Capitol Hill to get clarity about Alaska’s pre-eminent role in the nation’s defense. At a hearing of the Senate […]