Firing synapse: artistic conception of a graphene-based memristor. (Courtesy: Jennifer M McCann/Penn State) A graphene-based memory resistor (memristor) that can exist in many different states has been designed and demonstrated by Thomas Schranghamer, Aaryan Oberoi and Saptarshi Das at Pennsylvania State University in the US. Using simulations and experiments, the team showed how the device
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WASHINGTON — A SpaceX Crew Dragon spacecraft carrying four American and Japanese astronauts is on its way to the International Space Station after a successful Falcon 9 launch Nov. 15. The Falcon 9 lifted off from the Kennedy Space Center’s Launch Complex 39A at 7:27 p.m. Eastern. The Crew Dragon spacecraft, named “Resilience” by its
Lamborn held a “Space Force Workforce Development Roundtable” event Nov. 12 at the U.S. Air Force Academy. WASHINGTON — The U.S. Space Force and the space industry have a growing need for expertise in the science and technology fields and should develop a plan to fill that demand, said Rep. Doug Lamborn (R-Colo.). Different organizations
Maj. Gen. Matthew Glavy will be dual-hatted as the commander of Marine Corps Forces Cyberspace Command and Marine Corps Forces Space Command. WASHINGTON — The United States Marine Corps activated a new unit called Marine Corps Forces Space Command as a subordinate organization to U.S. Space Command, the service announced Nov. 13. The new organization
WASHINGTON — The first launch of Rocket Lab’s Electron rocket from a site in the United States won’t take place until 2021 because of problems with the flight termination system NASA requires the rocket to use. Rocket Lab had planned to conduct the first launch from its Launch Complex (LC) 2 at Wallops Island, Virginia,
Lasting legacy: Masatoshi Koshiba was instrumental in the construction of the Kamiokande neutrino experiment in central Japan. (Courtesy: CERN/Patrice Loïez) The Japanese physicist Masatoshi Koshiba, who shared 2002 Nobel prize for the detection of cosmic neutrinos, died on 12 November aged 94. One of the founders of neutrino astronomy, Koshiba’s most famous work involved detecting
Updated 7 p.m. Eastern with briefing comments. WASHINGTON — NASA has postponed the launch of its first operational commercial crew mission by a day, citing weather conditions that delayed the arrival of the droneship used for the recovery of the Falcon 9 first stage. NASA said Nov. 13 that it was pushing back the Crew-1
The Atlas 5 for the first time flew with three GEM 63 solid rocket boosters made by Northrop Grumman. WASHINGTON — A National Reconnaissance Office satellite flew to orbit Nov. 13 aboard a United Launch Alliance Atlas 5 rocket. The rocket lifted off at 5:32 p.m. Eastern from Space Launch Complex-41 at Cape Canaveral Air
Just outside the town of Oracle, Arizona, nestled between the seemingly endless plains of the Sonaran desert and the cactus-pocked foothills of Mount Lemmon, stands an enormous glass ziggurat: Biosphere 2. Built in the late ‘80s at the behest of an oil tycoon, the structure was intended to be a small-scale model of a self-contained
Examples of patients with large vessel occlusions correctly predicted by the deep-learning model. Top row: CT angiography slices; middle row: maximal intensity projection images; bottom row: heatmaps showing the most discriminative regions, which strongly correlate with occlusion location. (Courtesy: RSNA) Strokes are life-threatening medical emergencies where urgent treatment is essential. They occur when part of
WASHINGTON — Rideshare launch service provider Spaceflight Inc. announced a new version of its Sherpa tug Nov. 12 equipped with electric propulsion that can send smallsats to high orbits or cislunar space. Spaceflight announced the first flight of its Sherpa-LTE orbital transfer vehicle (OTV) will take place in mid-2021. The vehicle is based on the
WASHINGTON — The Senate Appropriations Committee questioned why it will take the U.S. Space Force 12 years to acquire new jam-resistant communications satellites to replace the existing Advanced Extremely High Frequency (AEHF) spacecraft made by Lockheed Martin. The program in question is the Evolved Strategic Satellite Communications system known as ESS. The Space and Missile
This episode of the Physics World Weekly podcast features an interview with Carol Marsh, who was recently honoured by the UK’s Queen Elizabeth II for her work on diversity and inclusion. Edinburgh-based Marsh talks about her role as deputy head of electronics engineering at the aerospace and defence company Leonardo and about her efforts to
WASHINGTON — The initial elements of NASA’s lunar Gateway are facing cost overruns and delays primarily because NASA has changed the requirements of the program since awarding contracts last year. A Nov. 10 report by NASA’s Office of Inspector General (OIG) concluded that delays to the program, created by changes NASA made to its plans
WASHINGTON — The Export-Import Bank of the United States is evaluating nearly $2 billion in applications to finance space industry sales as it seeks to return to a field that has changed significantly over the last few years. The Ex-Im Bank had been a major source of financing for commercial satellites and launches prior to
WASHINGTON — A Senate appropriations bill would provide NASA with only a small fraction of the funding it requested for lunar lander development, putting any chance of returning humans to the moon by 2024 in jeopardy. Senate appropriators released a set of fiscal year 2021 spending bills Nov. 10, including the commerce, justice and science