Stem

• Un equipo internacional que incluye a investigadores de la University of Wisconsin–Madison midió la fuerza de los jets de partículas expulsados por un agujero negro en el sistema Cygnus. • Esta medición, pionera en su clase, confirma una predicción realizada por astrónomos de la UW-Madison hace una década. • Los hallazgos validan teorías de larga data sobre la mecánica de los jets de agujeros negros, permitiendo avanzar en la comprensión de la astrofísica.

Algunos viajeros pasaron horas en las filas de los aeropuertos, con quioscos que no funcionaban, pocos asientos y poco personal disponible para ayudar. Algunos viajeros que pasan por el nuevo sistema de entrada y salida de la UE (EES) se han enfrentado a enormes retrasos en los controles fronterizos, con esperas de hasta tres horas, según informan los aeropuertos. Las nuevas normas se han ido introduciendo gradualmente en Europa desde octubre de 2025 y entraron en vigor el viernes en los países Schengen: 25 de los 27 estados de la UE más Islandia, Noruega, Liechtenstein y Suiza. Continuar leyendo...

• El laborismo bajo presión para eliminar los group voting tickets mientras Avi Yemini detalla su plan para desviar votos hacia partidos conservadores en las elecciones estatales • El plan de un provocador de derecha para registrar el “Free Palestine party” y usarlo para canalizar votos hacia partidos conservadores en las elecciones estatales de Victoria ha renovado la preocupación sobre el sistema de votación del estado. • Avi Yemini, un exsoldado israelí y autodenominado periodista de investigación que crea contenido para su canal de YouTube Rebel News Australia, anunció el martes sus planes para registrar el partido, el cual afirmó que serviría para “derivar nuestras preferencias a partidos que quieran liberar a Palestina de Hamas” en los comicios de noviembre.

El Politburó, el máximo órgano de decisión del gobernante Partido Comunista, fue citado por la agencia de noticias estatal Xinhua afirmando que la economía tuvo un inicio de año mejor de lo esperado.

• El gobierno talibán anunció el lunes restricciones a las ONG de salud internacionales que operan en Afganistán, citando preocupaciones sobre la 'interferencia política' y amenazando con revocar las licencias de las organizaciones que no cumplan. • Organizaciones médicas advirtieron que las restricciones devastarían los servicios de salud materna y pediátrica, particularmente en las zonas rurales, donde las agencias internacionales proporcionan el 70 por ciento de la capacidad sanitaria. • El Departamento de Estado de los EE. UU. condenó la medida, afirmando que socava los esfuerzos humanitarios, y expresó su preocupación por las poblaciones vulnerables, mientras los funcionarios exploran mecanismos alternativos de entrega para la asistencia médica crítica.

Soaring cost of building materials, lack of affordability and planning bottlenecks are some of the obstacles thwarting housing targetAt South and City College in Birmingham, dozens of young people clad in hi-vis vests and hard hats are building mini-walls and plastering half-formed rooms.Some weave in and out of stacks of bricks with wheelbarrows, while others use spirit levels to check the walls are straight and flat. In a few days time, these walls will be demolished and the plastering scraped away, for a new class to come in and try their hands. Continue reading...

• The Snohomish County Board of Health approved new protections mandating septic system inspections prior to any home sale. • Ordinance aims to prevent buyer exposure to faulty systems, promoting public health and property safety. • Impacts thousands of rural Washington homes reliant on septic over municipal sewer.

The drug industry’s self-regulatory body criticised Theramex for ‘alarming’ compliance issuesOne of the biggest producers of hormone replacement therapy has been censured by regulators for “systemic failures” that put patient safety in jeopardy.Theramex, the UK producer of HRT drugs Evorel and Intrarosa was found to have breached fundamental compliance standards including not updating crucial prescribing information – in some cases for several years – and not making it clear that a drug must not be used during pregnancy. Continue reading...

• Researchers at the University of Washington created an artificial photosynthesis prototype converting sunlight directly into storable chemical fuels with 13% efficiency, surpassing previous laboratory records of 8-10%. • The system uses engineered nanostructures and novel catalysts to split water and fix carbon dioxide, producing methanol as a liquid fuel suitable for existing energy infrastructure, detailed in Nature Energy on April 21. • The breakthrough could enable large-scale production of carbon-neutral synthetic fuels without competing for agricultural land, addressing both climate and energy security challenges.

Senior manager at supermarket giant gives evidence on day two of case brought by the Australian Competition and Consumer CommissionFollow our Australia news live blog for latest updatesGet our breaking news email, free app or daily news podcastA senior Woolworths executive has defended relaxing rules designed to protect shoppers from misleading discounts by preventing the supermarket or suppliers from “gaming” the “Prices Dropped” promotional program.Woolworths’ chief commercial officer, Paul Harker, gave evidence on the second day of a landmark trial between the Australian Competition and Consumer Commission and Woolworths in the federal court on Wednesday. Continue reading...

Trump administration to launch online portal on Monday after supreme court struck down tariff policy earlier this yearDonald Trump said US negotiators will be in Pakistan on Monday, and he again threatened to destroy its power plants and bridges if no deal is reached.Trump did not say who would lead the delegation, but a White House official said it was vice-president JD Vance. Continue reading...

• Cerebras Systems, developer of the wafer-size WSE-3 AI chip, filed to go public on April 17, 2026, amid accelerating revenue. • The company secured a $125 million revolving credit facility from Morgan Stanley, expandable to $850 million post-IPO, plus a $1 billion loan from OpenAI. • This IPO positions Cerebras to capitalize on surging demand for specialized AI hardware in US data centers and enterprises.

• China's government investigation into Meta Platforms' acquisition of Manus has created uncertainty among Chinese AI startup founders seeking exit opportunities. • The probe has disrupted what was previously considered a popular exit pathway for Chinese AI startups, casting a shadow over international investment and acquisition strategies. • The regulatory scrutiny reflects China's heightened focus on controlling technology transfers and foreign acquisitions of strategic Chinese tech assets.

Defendants used sledgehammers and crowbars to destroy drones at Israeli-linked arms factory, says prosecutionSix Palestine Action activists entered an Israeli-linked arms factory intending to smash up as much property as possible before police arrived, a court has heard.Prosecutor Deanna Heer KC said the defendants used sledgehammers and crowbars to destroy drones manufactured by Elbit Systems and computers at its factory in Filton, near Bristol, on 6 August last year. Continue reading...

Airport body has asked for power to suspend EES checks requiring personal information and biometrics, say reportsBusiness live – latest updatesTravellers going through some European airports are reportedly waiting up to three hours at border checks due to the EU’s new entry-exit system (EES).Passengers in airports in countries such as France, Germany, Belgium, Italy, Spain and Greece are waiting several hours at border checks, the Airports Council International (ACI) body has said. Continue reading...

• Elijah Dottery, diagnosed with sickle cell anemia as a baby, became the first U-M patient to receive the newly FDA-approved stem cell therapy. • The treatment uses patient's own stem cells edited via CRISPR to produce functional hemoglobin, administered at Michigan Medicine. • This breakthrough matters for over 100,000 U.S. sickle cell patients, offering potential cure where prior therapies only managed symptoms.

• Researchers have developed a compact CRISPR system capable of achieving up to 90% efficiency in targeted in-body gene editing applications. • The breakthrough addresses previous limitations of CRISPR technology, enabling more precise genetic modifications for therapeutic purposes. • This advancement could significantly improve treatment options for genetic disorders and certain cancers by allowing safer, more effective gene therapy interventions.

Democratic city does not control its police force – and reform attempts have been thwarted by RepublicansQuinton Lucas said he thinks his city’s police department “is a colonial system”.“I think it is anti-Black. I think it is anti-immigrant. I think it is anti-almost everything we stand for in terms of making sure that diverse populations in major cities have a voice in terms of navigating it,” the Kansas City mayor said. Continue reading...

Royal Navy type 45 destroyer deployed to reinforce security around RAF base in Cyprus to undergo short maintenance stop, says MoDHMS Dragon has docked in the eastern Mediterranean after suffering technical issues with its water systems.The UK’s prime minister, Keir Starmer, announced on 3 March that the type 45 destroyer would be deployed to reinforce security around RAF Akrotiri in Cyprus, two days after the base was struck by a Shahed 136 drone. Continue reading...

• Artivion (AORT) secured U.S. FDA approval for the NEXUS Aortic Arch System on April 7, 2026. • The device approval is expected to accelerate hospital adoption and spark reimbursement discussions. • This milestone positions Artivion for revenue growth in cardiovascular treatments.

Letters to US agency raise concerns over tech firms’ plans to use reflective satellites and expand numbers in low Earth orbitProposals to deploy reflective mirrors and up to 1m more satellites in low Earth orbit could have far-reaching consequences for human health and ecosystems, leading sleep and circadian rhythm researchers have said.Presidents of four international scientific societies representing about 2,500 researchers from more than 30 countries are among those who have raised concerns in letters to the US Federal Communications Commission (FCC). Continue reading...

NASUWT says full entitlement should be increased from four weeks to 26 and paternity pay also improvedFull maternity pay for teachers across the UK should be increased to 26 weeks to help stem the exodus of women in their 30s from classrooms, a union leader has said.Matt Wrack, general secretary of the NASUWT teachers’ union, said it was a “national scandal” that so many teachers who quit said inadequate maternity support was one of the reasons. Continue reading...

• Luna Systems, founded at Dublin City University in 2020, has raised €1.5 million to develop AI-powered Advanced Rider Assistance Systems (ARAS) for cycling and motorcycles. • The company's 2026 product launches include a dual AI camera system for e-bike and motorcycle manufacturers featuring collision warning, blindspot detection, and headway monitoring with smartphone integration. • The funding accelerates Luna Systems' transition to a full system provider, inspired by automotive ADAS technology adapted for two-wheeled transportation where fatality rates remain elevated.

Distressed riders who were stranded for hours say Apollo Go customer service agents offered ‘useless platitudes’A “system malfunction” has caused several self-driving robotaxis to stall in the middle of the road in China, police have confirmed, after distressed riders were stranded for hours.Local authorities in the central Chinese city of Wuhan said they began receiving calls “one after another” on Tuesday night from riders reporting that autonomous vehicles operated by the Chinese internet company Baidu had frozen. Continue reading...

• Boeing announced a $18 billion multiyear contract award from the U.S. Department of Defense for development and production of advanced air-to-air missile systems, representing one of the largest defense contracts awarded in the past year. • The program spans eight years and includes approximately 2,000 advanced missiles, supporting air superiority initiatives for the U.S. Air Force and allied nations. • The contract award marks a significant boost to Boeing's defense and space segment, which has faced revenue headwinds from commercial aircraft production challenges, and provides revenue visibility through 2034.

• Nvidia CEO Jensen Huang announced expectations of at least $1 trillion in demand for its Blackwell and Rubin AI systems through 2027, doubling from $500 billion projected through 2026. • This projection signals over 100% annual sales growth for Nvidia amid booming data center demand. • The forecast underscores AI's role in driving U.S. tech sector expansion and GDP growth, with analysts citing non-inflationary productivity gains.

• Boehringer Ingelheim Pharmaceuticals and Connecticut Science Center announced an Innovation Lab on March 26, 2026, to boost STEM education for students and families statewide. • Ribbon-cutting set for March 27, 2026, at 10:30 a.m. ET during STEM Career Showcase for over 500 middle and high school students. • Keynote by Connecticut Chief Workforce Officer Kelli-Marie Vallieres, Ph.D., with remarks from Carine Boustany, Ph.D., Boehringer's SVP of US research.

• The Military Health System's March 26, 2026 update covers research submissions and awards for the Department of War’s primary scientific gathering during March 23-27. • Features teamwork and tools for field medic training, plus new research on preventing dangerous diseases in U.S. Army and Navy contexts. • Army Reserve 'Connect to Protect' initiative emphasizes health protections amid weekly military medical news.