What time will interstellar comet 3I/ATLAS be closest to Earth tonight?
Interstellar comet 3I/ATLAS will make its closest approach to Earth early on Friday, Dec. 19. While it won't come close enough to pose any risk to our planet, astronomers have calculated the precise moment when the comet reaches its minimum distance to us. According...
James Webb Space Telescope confirms 1st ‘runaway’ supermassive black hole rocketing through ‘Cosmic Owl’ galaxies at 2.2 million mph: ‘It boggles the mind!’
Astronomers have made a truly mind-boggling discovery using the James Webb Space Telescope (JWST): a runaway black hole 10 million times larger than the sun, rocketing through space at a staggering 2.2 million miles per hour (1,000 kilometers per second). That not...
Mysterious, irradiated ‘scar’ in our galaxy may finally have an explanation
Roughly 4.5 million years ago, the sun passed remarkably close to two intensely bright stars whose radiation flooded nearby space — and the encounter left a ghostly scar that astronomers can still detect today, according to a new study. The research team says the...
NASA’s Parker Solar Probe mapped an unseen part of the sun at its most active moment
For the first time, scientists have created detailed, 2D maps of the sun's outermost atmosphere. This feat was accomplished using data from NASA's Parker Solar Probe, which has been dipping in and out of the sun's atmosphere, called the corona, since 2021. Parker is...
Post-COP30, more aggressive policies needed to cap global warming at 1.5 C
The latest United Nations Climate Change Conference (COP30) concluded in November without a roadmap to phase out fossil fuels and without significant progress in strengthening national pledges to reduce climate-altering greenhouse gas emissions. In aggregate, today’s...
Best fitness trackers for swimming 2025: Smart goggles, screenless bands and more
Many of the best fitness trackers can perform well in the water but there are nuances to what they can do. The main difference is their water resistance rating, ideally with you wanting more than 5ATM (submersible up to 50 meters) and even some of the best budget...
Best fitness trackers for beginners 2025: From Apple Watch to Garmin Forerunner 165
Even with a comprehensive selection of top-tier fitness trackers available, there's no single device that suits every individual. This reality is particularly significant for newcomers looking to leverage a smartwatch for monitoring their new January fitness goals....
Trump signs order to block states from enforcing own AI rules
US President Donald Trump has signed an executive order aimed at blocking states from enforcing their own artificial intelligence (AI) regulations. "We want to have one central source of approval," Trump told reporters in the Oval Office on Thursday. It will give the...
AI therapy chatbot ‘works best with emotion’
Artificial intelligence (AI) therapy "works best" when patients "feel emotionally close to their chatbot", according to a study from the University of Sussex. With more than one in three UK residents now using AI to support their mental health or wellbeing according...
Amazon pulls AI recap from Fallout TV show after it made several mistakes
Amazon has pulled a video recap made with artificial intelligence (AI) from its hit TV show Fallout after users said it got several facts wrong about the series. The firm said in November it was testing the "first-of-its-kind" tool in the US to help viewers catch up...