See a colossal ‘X’ and ‘V’ appear on the moon after sunset tonight
A trick of light will cause huge letters “X” and “V” to appear on the…
See a colossal ‘X’ and ‘V’ appear on the moon after sunset tonight
A trick of light will cause huge letters “X” and “V” to appear on the lunar surface tonight, just hours before the moon reaches its first quarter phase, which will see its right half illuminated by direct sunlight and its left half veiled in darkness. the moonThe position relative to the Sun changes constantly throughout…
Scientists reveal roof coating that can reduce surface temperature by up to 6°C on hot days
An anonymous reader quotes a report from The Guardian: Australian scientists have developed roof coatings that It can passively cool surfaces up to 6°C below ambient temperature.as well as extracting water from the atmosphere, which they say could reduce indoor temperatures during extreme heat events. A coating made from a porous film, which can be…
Coffee beans pooped out by civets really are tastier. Here’s why
The world’s most prized coffee comes from partially digested beans pooped out by the Asian palm civet. Now, researchers are delving into why this “civet coffee” is so tasty. New chemical analyses of beans collected from civet poop, alongside beans picked directly from the coffee plants, suggest that fermentation in the civet’s innards does add…
Practical Guidance for Teams – O’Reilly
This article is part of a series on the Sens-AI Framework—practical habits for learning and coding with AI. Read the original framework introduction and explore the complete methodology in Andrew Stellman’s O’Reilly report Critical Thinking Habits for Coding with AI. Teaching developers to work effectively with AI means building habits that keep critical thinking active while leveraging AI’s…
How do you introduce digital tools without pushing away your oldest customers?
For many business owners, digitalisation presents a delicate balancing act. New technology can streamline operations, improve efficiency and attract younger customers. But what happens to the loyal customers who’ve been with you for years and prefer the old way of doing things? This week’s Let’s Talk feature explores a question many business owners are grappling…
Why Signal’s post-quantum makeover is a surprising engineering achievement
Although ping-pong keys are vulnerable to future quantum attacks, they are widely believed to be secure against current attacks on classical computers. The Signal Protocol developers didn’t want to remove them or the battle-tested code that produces them. That led them to the decision to add quantum resistance by adding a third ratchet. This uses…
Cells have a crystal trigger that causes them to self-destruct when viruses invade them
October 20, 2025 3 minimum reading Cells have a crystal trigger that causes them to self-destruct when viruses invade them A special class of immune proteins protect us from pathogens but also cause inflammation and cell death. By Viviane Callier edited by Tanya Lewis A model showing proteins called folded death domains (green) tell an…
How vibration-based speakers work and why Apple could use them in the iPad Mini 8
The next-generation iPad mini 8 could feature an updated design that eliminates speaker holes to improve water resistance, and Apple is considering a new speaker system design. The new system would use vibration-based technology, according to Bloombergwhich would make it unique among Apple products if adopted. It turns out that there are already some devices…
Learn to play well with other people.
“We can model many situations using the so-called game theory…” Shutterstock/Ann Kosolapova It’s a world where dogs eat dogs. Each to their own, regardless of the cost. If so, how could behavior like cooperation ever arise? From evolutionary biology to international diplomacy, we can model many situations using so-called game theory. These games have actions…
Google Maps is testing an ultra power saving mode
Google Maps is an extremely useful tool that millions of people rely on for driving and navigation directions, but if your phone runs out of battery, you’re in trouble. Smartphones have several battery saving modes that users can take advantage of, but now it seems that Google is busy creating its own ultra-low power consumption…
