Science

As you read this sentence, an army of cells patrols your brain. These soldiers slip around neurons, using their gangly appendages to search for threats. If one of them detects a pathogen or injury, it springs into action. Swelling up and descending in a voracious attack, it releases chemicals that signal for its comrades to

Estonia becomes first Baltic state to join 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

WASHINGTON — OHB and investment firm KKR have received all the government approvals needed for a deal that will take the space company off the public markets in the coming days. OHB announced Aug. 27 that it received the final regulatory approvals for a deal announced a little more than a year ago where KKR

A replica of the Welcome Stranger, a gold nugget weighing almost 100 kilograms found in Australia in 1869 Ian Dagnall/Alamy Earthquakes may cause gold nuggets to form in quartz by generating an electric field that attracts gold dissolved in fluid forced up from deep underground. Enormous gold nuggets are often associated with quartz, a ubiquitous

Metasurface makes thermal sources emit laser-like light – 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 — General Dynamics Mission Systems, a unit of defense contractor General Dynamics, has been awarded a $491 million contract extension by the Space Development Agency for satellite ground systems, the Pentagon announced Aug. 30. The modification nearly doubles the company’s existing contract with the Space Development Agency (SDA) to approximately $900 million through 2029.

A high-altitude balloon launched by the US Army Pacific in the Philippines in 2022 as part of an exercise to strengthen cooperation between the two nations The US military is planning to launch balloons that are capable of providing high-altitude surveillance. It comes after the nation scrambled fighter jets to shoot down a Chinese balloon

Researchers cut to the chase on the physics of paper cuts – 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 — SpaceX resumed launches of its Falcon 9 rocket early Aug. 31 after the Federal Aviation Administration ended a brief grounding of the vehicle. One Falcon 9 lifted off from Cape Canaveral Space Force Station’s Space Launch Complex 40 at 3:43 a.m. Eastern, placing 21 Starlink satellites into orbit. It was followed at 4:48

Polarised light can make messages encoded in a quantum hologram disappear Hong Liang, Wai Chun Wong, Tailin An, Jensen Li 2024 A quantum disappearing act could make it possible to embed secure messages in holograms and selectively erase parts of them even after they have been sent. Quantum light signals are inherently secure information carriers,

LUX-ZEPLIN puts new limit on dark-matter mass – 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

TAMPA, Fla. — Real estate investor Hines plans to start building a large industrial complex on Florida’s Space Coast this year to help ease strained infrastructure at the world’s busiest launch hub. Hines aims to construct up to three rear-load buildings totaling 60,000 square meters by the end of 2025 under the first phase the

Mpox commonly causes lesions that can blister and scar CDC/Associated Press/Alamy Mpox cases are surging in the Democratic Republic of the Congo and several of its neighbouring countries. The DRC alone has reported more than 15,000 cases and more than 500 deaths, already exceeding its 2023 total, which itself was a record. Other infections can

Gold nanoparticles could improve radiotherapy of pancreatic cancer – 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

TAMPA, Fla. — Verizon is launching satellite-enabled emergency text and location services this fall for compatible Android smartphones in the United States at no extra cost for customers. The telecoms giant announced a partnership Aug. 28 to deliver the service with Skylo, which has developed ground infrastructure enabling L-band geostationary satellites to reach devices using

Polyethylene plastic bags are challenging to recycle Robert Sanders/UC Berkeley Plastic bottles and bags can be vaporised into chemical building blocks and turned into new plastics with all the properties of virgin material. There are hurdles still to overcome, but the new process is a big step towards a truly circular economy for plastic. Around

The Wow! signal: did a telescope in Ohio receive an extraterrestrial communication in 1977? – 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

LITTLETON, CO. – The common saying that “space is hard” may need redefinition, given the increasing use of softgoods to fashion inflatable structures from airlocks to habitats for future lunar and Mars missions. Here at the Waterton Canyon facility of Lockheed Martin, the company is testing inflatable structures that offer advantages over all-metal hardware. An