Isro opens XPoSat observatory to Indian scientists
India's XPoSat mission is now open for proposals from Indian scientists. Launched in January 2024, this X-ray observatory offers a chance to study extreme cosmic phenomena. Sixty percent of observation time for the XSPECT payload is reserved for Indian researchers from January to December 2026. Submissions are due by November 30, 2025.
Mount Everest has captivated the world with recent stunning views from both space and the Indian plains. Astronaut Don Pettit shared a striking ISS photograph of the Himalayas, while a rare video from Bihar showed the mountain visible from the plains due to exceptional atmospheric clarity. These visuals highlight Everest's enduring allure and the grandeur of the Himalayas.
The real cause of depression may lie in just two brain cell types, scientists say
Scientists have pinpointed specific neurons and microglia, crucial for emotion and inflammation, as key players in depression. This breakthrough, using advanced brain tissue analysis, reveals disrupted gene activity in these cells. The findings offer a biological foundation for the disorder, paving the way for more targeted and effective future treatments for millions worldwide.
NASA's Artemis program is set to explore the Moon's south pole, a region of perpetual darkness holding clues to the solar system's formation. Missions will seek water ice and other frozen volatiles, potentially revealing how Earth acquired its water. This discovery could revolutionize space exploration, enabling lunar bases and Mars missions.
First-ever image captures two black holes orbiting each other
Scientists have captured the first image of two black holes orbiting each other in the quasar OJ287, confirming a long-held astronomical theory. Using radio telescopes, researchers detected particle jets from the 18-billion-solar-mass and 150-million-solar-mass black holes, locked in a 12-year orbit. This unprecedented observation offers a glimpse into binary supermassive black hole dynamics.
NASA astronaut captures dazzling view of Starlink satellite train over Earth
Astronaut Don Pettit captured a stunning video from the ISS of a SpaceX Starlink satellite train streaking over Earth's auroras. The satellites appeared as bright as Jupiter against the green northern lights, highlighting the growing visibility of the expanding satellite network. Pettit's footage offers a unique perspective on human-made objects transforming the night sky.
Why shooting stars arent stars at all: Understanding meteors, meteorites, and meteor showers
Witnessing a meteor, or shooting star, is a dazzling event caused by tiny space rocks burning up in Earth's atmosphere. These celestial fragments, originating from comets or asteroids, offer crucial insights into the early Solar System. Astronomers distinguish between meteoroids (in space), meteors (burning in the atmosphere), and meteorites (those that land on Earth).
The most pristine star ever found reveals secrets about the universes first moments
Astronomers have identified the most pristine star ever observed, located in the Milky Way's halo. This ancient star, with exceptionally low levels of heavy elements, offers a rare glimpse into the universe's earliest moments, potentially formed from the remnants of the first generation of stars.
Why I keep 4 pairs of headphones with me at all times (and the unique role each one plays)
Everyone needs a good pair of headphones. While a true 'all-in-one' doesn't exist, these four come pretty close.
I replaced my Windows PC with Lenovo's SteamOS handheld - and didn't regret it
The new Lenovo Legion Go S model swaps Windows 11 for a lightweight, gaming-focused operating system. It's not perfect, but a great first step.
I flew Insta360's new 'Antigravity' drone around Los Angeles, and it was impossible to miss a shot
Insta360's new Antigravity brand is debuting a drone that captures 360-degree footage in 8K.
Changing these 10 settings on my Samsung phone greatly improved the user experience
Samsung phones are loaded with clever features - but you might not be using them all. Here are a few you might be missing.
How to clear your Android phone cache (and give it a serious speed boost)
This change could make your device feel instantly faster and more responsive.
I tested this fully-equipped Samsung tablet that makes the Ultra model look bad
With hot-swappable dual batteries and a range of physical buttons, this Samsung tablet is built for top-notch performance in the field.
How much RAM do you really need in 2025?
Modern workloads have forced users to increase the amount of RAM on computers, but how much is enough? Here's what you need to know.
Is ChatGPT Plus still worth $20 when the free version offers so much - including GTP-5?
We compare ChatGPT's Pro, Plus, and Free plans: Which tier is right for you?
How the Premier League uses AI to boost fan experiences and score new business goals
Business leaders can learn from this AI strategy that places personalized experiences at the heart of digital transformation.
My favorite lens and screen-cleaning kit keeps my tech smudge-free, and it costs $8
Koala cleaner is my go-to for keeping my prescription glasses, sunglasses, MacBook, iPhone, tablet, and other items streak, smudge, and dirt-free, and it's super affordable.
Samsung Galaxy S25 Ultra vs. iPhone 16 Pro Max: We tested both, and here's the winner
Samsung and Apple make two of the best flagship phones - here's our head-to-head test and the key reasons to pick each one.
A year after Altman said superintelligence was imminent, GPT-5 is all we get?
The incremental progress of GPT-5 versus the hype should make everyone question the relentless claims of superintelligence.
The best TV screen cleaners of 2025
We tested the best TV screen cleaners of 2025 to help you wipe away fingerprints, dust, and mysterious smudges without damaging your screen.
The viral Toniebox is exactly what both kids and parents want from a smart device
The Toniebox is a popular kid-friendly audio player for music, stories, and educational content. I've had mine for a year and here's why my kids love it.
