Science Spies

SAN FRANCISCO – The National Reconnaissance Office announced the award Oct. 15 of a commercial imagery contract of undisclosed value to Planet Labs Federal, a subsidiary of Planet, the Earth observation company with about 150 imaging satellites in orbit. In April, the National Geospatial Intelligence Agency exercised a $5.9 million option to buy current and
0 Comments
WASHINGTON (Reuters) – NASA on Tuesday showed off two new spacesuits tailored for future moonwalking astronauts, signaling development of a crucial component to the space agency’s accelerated drive to return to the moon by 2024. Two NASA engineers strutted on a stage inside the agency’s Washington, D.C. headquarters, donning the new spacesuits, modeling and doing
0 Comments
Lt. Gen. Dickinson: Army has ‘a very important role’ in space operations. WASHINGTON — The U.S. Army Space and Missile Defense Command is standing up a new brigade focused on satellite operations and is planning long-term investments in technology and training so it can better support the newly created U.S. Space Command, Lt. Gen. James
0 Comments
A well-preserved fresco recently unearthed in Pompeii—the Roman city razed by Mount Vesuvius’ eruption in 79 A.D.—depicts the final act of a gladiator fight: As one combatant begs for mercy, the victorious warrior awaits instructions on whether to kill or spare his opponent. According to the Guardian’s Angela Giuffrida, archaeologists found the painting while conducting
0 Comments
The geode of Pulpí. Credit: Hector Garrido More The geode of Pulpí is an 11-meter hollow ovoid with crystal-paneled walls. It is like those familiar couplets of stone interiors covered with bright crystallites, but so large that several people can fit inside. The crystals, of up to two meters in size, are so transparent that
0 Comments
A compressible mixing layer facility CAD schematic. Credit: University of Illinois Department of Aerospace Engineering More Many of today’s scientific processes are simulated using computer-driven mathematical models. But for a model to accurately predict how air flow behaves at high speeds, for example, scientists need supplemental real life data. Providing validation data, using up-to-date methods,
0 Comments
Polyonyx socialis inhabits the compact tube-like shelters built by the polychaete worm, Chaetopterus sp., often sharing it with the larger porcelain crab species, Polyonyx heok. Credit: T. Britayev and D. Martin More Two new porcelain crab species have been described in the ZooKeys journal by scientists from the Smithsonian Tropical Research Institute (STRI) and the
0 Comments
Sign up for Brilliant FOR FREE at http://brilliant.org/minutephysics – the first 200 people get 20% of a premium subscription. This video is about how Russian physicist Aleksandr Fridman corrected Albert Einstein about the expansion of the universe. Einstein thought that general relativity implied that space had to be static and unchanging, but he had made
0 Comments
A CT-scanned image of the piranha Serrasalmus medinai. Note the ingested fish fins in its stomach. Credit: University of Washington More Piranha fish have a powerful bite. Their teeth help them shred through the flesh of their prey or even scrape plants off rocks to supplement their diet. Years ago, scientists discovered that piranhas lose
0 Comments
A new special issue in Sustainability Science, co-edited and co-authored by Carena van Riper from the University of Illinois, focuses on the role of social values in promoting environmental actions. Credit: Carena van Riper, University of Illinois More Given the alarming pace of climate change, it is increasingly important to understand what factors motivate people
0 Comments
C16-K1 assembly images showing high aspect transformations to cochleate with increasing salt concentration. Credit: Northwestern University More Northwestern Engineering materials science researchers have uncovered new insights into how electrostatic interactions can be regulated to attain and control scroll-like cochleate structures, which could inform how to capture and release macromolecules in a size-selective manner as part
0 Comments