NASA’s Artemis 1 moon mission readies for ‘wet dress rehearsal’

The first moonbound rocket and spacecraft of NASA’s Artemis program are expected to do a “wet dress rehearsal” on the launch pad in February, the agency said. Engineers on the mission, expected to launch later this year, put the mission hardware through a series of checks to make sure they’re ready for the milestone, which … Read more

Black hole created star-forming gas jets in a dwarf galaxy

Black holes located in dwarf galaxies usually stop star formation, but now one has been seen seeding new stars through a huge plume of ionised gas Space 19 January 2022 By Alex Wilkins A dwarf galaxy known as Hen 2-10 NASA A black hole at the centre of a dwarf galaxy has birthed new stars … Read more

Tonga Volcano Eruption Created Puzzling Ripples in Earth’s Atmosphere

Scientists are racing to understand a puzzling series of massive ripples in Earth’s atmosphere triggered by the eruption of the Tongan volcano at the weekend. Satellite data shows that the event — which some fear might have devastated the Pacific-island nation — provoked an unusual pattern of atmospheric gravity waves. Previous volcanic eruptions have not … Read more

Svalbard: Glacier ice loss projected to roughly double by 2100

Archive photos of the Norwegian archipelago’s glaciers enabled researchers to reconstruct past melting and project ice mass loss under future climate change Environment 19 January 2022 By Adam Vaughan A glacier in Svalbard as it appeared in 1936 (top) and in 2009 (below) Norwegian Polar Institute and Geyman et al. (2022), Nature Glaciers in Svalbard, … Read more

Guardians of the Galaxy ships: Exploring the Milano and the Benatar

As the Marvel Cinematic Universe (MCU) keeps on expanding on the big (and now small) screen, its cosmic side is becoming more and more important, with unsurprisingly colorful and strange characters, such as the Eternals, often taking the spotlight – our list of Marvel movies in chronological order will help you catch up. However, we … Read more

Voyager 1: Earth’s farthest spacecraft

Voyager 1 is the first spacecraft to reach interstellar space. It originally launched (along with its twin, Voyager 2) in 1977 to explore the outer planets in our solar system. However, it has remained operational long past expectations and continues to send information about its journeys back to Earth.  The spacecraft entered interstellar space in … Read more

COVID Quickly, Episode 21: Colds Build COVID Immunity, and the Omicron Vaccine Delay

Josh Fischman: Hi, and welcome to COVID, Quickly, a Scientific American podcast series. This is your fast-track update on the COVID pandemic. We bring you up to speed on the science behind the most urgent questions about the virus and the disease. We demystify the research, and help you understand what it really means. I’m … Read more

In a Historic Milestone, Silicon Quantum Computing Just Exceeded 99% Accuracy

A major milestone has just been reached in quantum computing. Three separate teams around the world have passed the 99 percent accuracy threshold for silicon-based quantum computing, placing error-free quantum operations within tantalizing grasp.   In Australia, a team led by physicist Andrea Morello of the University of New South Wales achieved 99.95 percent accuracy … Read more

Log4j security flaw: UK companies could face fines for failing to patch vulnerability

A security flaw discovered in December 2021 makes private data vulnerable to hackers – and the UK government could take action against firms that fail to fix it Technology 19 January 2022 By Matthew Sparkes Log4J software is used by millions of web servers Alexander Limbach/Shutterstock UK firms could face government fines if they fail … Read more

Covid-19 news: Most short-term vaccine symptoms down to nocebo effect

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu and Layal Liverpool A man receives a vaccine jab at a mass vaccination centre at Wembley Stadium in London, England. Xinhua/Shutterstock Latest coronavirus news as of 2pm on 19 January Most symptoms reported following covid-19 vaccines … Read more