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WhatsApp now lets you reserve usernames
WhatsApp username can be between 3 to 35 characters length
By Ivan Mehta
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Apple's next camera upgrade could change how you shoot photos and videos. Here's why
The iPhone 18 Pro could introduce Apple's biggest camera upgrade in years with a variable aperture system. Combined with AI-powered image processing and the expected A20 Pro chip, the new camera may improve portraits, low-light photography and video recording without changing how users shoot.
By Abhinav Yadav
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Opinion: Smart Alerts: Shock, safety and survival in Venezuela
Seconds before the earthquake in Venezuela, millions of Android users received an alert, raising a vital question: Can the smartphone in your pocket save lives?
By Pawan Kumar Joshi
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Smart Earthquake Alerts Saving Lives Worldwide
Recent seismic activity stretching from California and the Philippines to Japan and Venezuela has highlighted the growing impact of mobile phone alert systems. During these events, emergency notifications delivered critical seconds of advance warning, allowing millions of people to seek immediate protection before the heaviest shaking started. While several countries—including the United States, Mexico, Japan, China, Italy, and Taiwan—rely on traditional national Earthquake Early Warning (EEW) networks, many regions lack this infrastructure. For instance, when Venezuela was recently struck by back-to-back $7.2$ and $7.5$ magnitude earthquakes—the strongest to hit the nation in over a century—it had no national EEW system in place. Despite this, many Venezuelan residents still received alerts via Google’s Android Earthquake Alerts system. Launched in 2020 with 250 million users, Google’s crowdsourced safety network has expanded rapidly, now reaching over 2.5 billion people and broadcasting alerts for roughly 60 earthquakes every month. How the Technology Works Traditional EEW frameworks utilize networks of ground-based seismometers to detect tectonic movement, calculating location and magnitude to trigger regional alarms. In contrast, Google’s system turns the global network of smartphones into a massive, crowdsourced sensor array: P-Wave Detection: Stationary Android phones use internal accelerometers—the sensors that rotate your screen—to detect subtle, fast-moving P-waves. Data Verification: When a phone registers this initial vibration, it sends a signal to Google’s central detection hub. Alert Broadcast: If multiple regional devices confirm the activity simultaneously, the system instantly broadcasts alerts to surrounding areas before the slower, highly destructive S-waves and L-waves arrive. Because electronic warning signals travel at the speed of light, they easily outrun physical seismic waves moving through the ground. This creates a buffer zone where individuals farther from the epicenter can receive precious seconds to prepare. However, because of this mechanical reality, those closest to the quake’s origin point will always experience the shortest warning windows, sometimes feeling the heavy shaking before an alert can successfully land on their devices. (Agencies)
German Study: Heavy Use of Short Videos Increases Stress and Weakens Attention in Young People
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Watching too many Reels maybe stressing your kid out, lead to attention problems: Report
A University of Bayreuth study has linked heavy short-video viewing among teenagers and young adults to inattention, impulsivity and stress. The findings point to risks from endless scrolling and personalised feeds, and support clearer screen-time routines.
By Om Gupta
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Is TikTok rewiring our brains?
Explore how the rapid-fire nature of social media, particularly TikTok, is reshaping our cognitive responses and impacting cybersecurity training. Discover innovative strategies to combat digital distractions and enhance employee awareness.
By Anna Collard
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iPhone 17 series may cost up to Rs 35,000 more in India: Report
Leak suggests Apple could raise iPhone 17 prices by up to Rs 35,000 in India