Science

WASHINGTON — U.S. Space Command on June 28 sent out a reminder that it will closely monitor the controlled deorbiting of approximately 100 Starlink satellites, an operation that SpaceX announced in February. The decision to deorbit these early version 1 Starlink satellites came after SpaceX identified a potential issue that could increase the risk of

Semaglutide is an injectable weight loss medication sold under the name Wegovy Michael Siluk / Alamy As the number of weight loss drugs on the market has increased, so has confusion about the appropriate time for doctors to suggest someone begins using them – especially when it comes to children. Now, conflicting advice offered by

Ask me anything: Catherine Phipps – ‘Seeing an aircraft take off and knowing you contributed to the engine design is an amazing feeling’ – Physics World Skip to main content Close search menu Discover more from Physics World Copyright © 2024 by IOP Publishing Ltd and individual contributors Read the original article here

WASHINGTON — A Russian inspector satellite known as Luch 2 is on the move again, continuing its pattern of unusual maneuvers that have raised eyebrows in the space intelligence community, the space tracking firm Slingshot Aerospace said June 27. Slingshot reports that the satellite, which has been in orbit for just over a year, has

An artist’s impression of the last woolly mammoth Beth Zaiken Around 10,000 years ago, a handful of woolly mammoths found themselves stranded on an island in the Russian Arctic, off the Siberian coastline. In the following millennia, this tiny herd, perhaps as few as eight individuals, grew to a stable population of between 200 and

Shrinivas Kulkarni: 2024 Shaw Prize in Astronomy winner talks about his fascination with variable and transient objects – Physics World Skip to main content Close search menu Discover more from Physics World Copyright © 2024 by IOP Publishing Ltd and individual contributors Read the original article here

WASHINGTON — United Launch Alliance will fly an inert payload and instrumentation on its second Vulcan Centaur mission after concluding that Sierra Space’s Dream Chaser would not be ready in time for a launch this fall. At a June 26 media briefing, Tory Bruno, chief executive of ULA, said that the upcoming Cert-2 mission, now

Neanderthal reconstruction at the Museum of Natural History Vienna in Austria Neanderthals/Alamy Stock Photo A Neanderthal child with Down’s syndrome survived until at least the age of 6, if interpretations of a fossilised ear bone are correct. The find adds to the evidence that Neanderthals, far from being brutish and unfeeling, routinely showed compassion for other

When the world went wild for uranium: tales from the history of a controversial element – Physics World Skip to main content Close search menu Discover more from Physics World Copyright © 2024 by IOP Publishing Ltd and individual contributors Read the original article here

WASHINGTON — The U.S. Space Force is moving forward with plans to deploy smaller, cheaper GPS satellites based on commercial designs to add to its current network of larger military satellites.  The Space Systems Command earlier this month issued a solicitation through the Space Enterprise Consortium (SpEC) for the Resilient Global Positioning System (R-GPS) program,

Transmission electron micrograph of mpox virus particles (teal) within an infected cell NIAID Urgent action is needed to try to contain the spread of a new strain of mpox transmitted mainly by heterosexual sex that has caused more than 1000 cases in the Democratic Republic of the Congo, say health experts dealing with the outbreak.

Battery boss: physicist Martin Freer will run UK’s Faraday Institution – Physics World Skip to main content Close search menu Discover more from Physics World Copyright © 2024 by IOP Publishing Ltd and individual contributors Read the original article here

WASHINGTON — U.S. Space Command is preparing for the possibility of Russia targeting American satellites in orbit, according to the command’s top general.  Gen. Stephen Whiting, head of U.S. Space Command, commented on recent reports indicating that Russia has deployed “co-planar” spacecraft positioned to monitor U.S. satellites. Speaking June 24 at the Mitchell Institute for

Quantum states can be surprisingly energetic David Wall/Getty In quantum mechanics, the whole can be much greater than the sum of its parts, according to new calculations. They suggest that several low-energy quantum states could be combined into a state containing regions that are dozens of times more energetic than any of the constituent components.

Why optics is critical to meeting society’s grand challenges – Physics World Skip to main content Close search menu Discover more from Physics World Copyright © 2024 by IOP Publishing Ltd and individual contributors Read the original article here

WASHINGTON — Japanese radar imaging company Synspective has raised 7 billion yen ($44 million) in a Series C round intended to fuel the expansion of its satellite constellation. The Tokyo-based company announced June 20 it raised the Series C round led by Japan Growth Capital Investment Corporation, managed by Nomura SPARX Investment, Inc., as well

Jupiter’s red spot as captured by NASA’s Juno spacecraft NASA/JPL-Caltech/SwRI/MSSS/Gerald Eichstad/Sean Doran ? CC NC SA Jupiter’s Great Red Spot may be younger than many astronomers thought. It is commonly accepted that the enormous storm was first observed by Giovanni Cassini in 1665, but it turns out that the spot Cassini saw was probably a

Speed of sound in quark–gluon plasma is measured at CERN – Physics World Skip to main content Close search menu Discover more from Physics World Copyright © 2024 by IOP Publishing Ltd and individual contributors Read the original article here