The key signs you may have damaged your eyes
Symptoms after looking at the sun without eclipse glasses can include blurred vision.
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The web’s newest weapon against AI scrapers is a font
“ShieldFont” aims to poison AI training data without making pages unreadable for people.
Intensive blood pressure lowering cut recurrent stroke risk by around 38% after brain hemorrhage
Intensive, long-term blood pressure-lowering treatment reduced the risk of recurrent stroke by 38%, without increasing serious adverse events, in people who have survived an intracerebral hemorrhage (ICH). Destaque: 38%.
Unsupervised free time increases the likelihood that adolescents will engage in violent behavior, 21-country study finds
A study involving more than 58,000 adolescents from 21 countries found that "unstructured free time"—defined as periods without adult supervision or activities guided by educational, cultural or athletic goals—is strongly associated with delinquent behavior and exposure to violen
High school football player in Arkansas practices with 2ft viper in helmet
Two-foot venomous snake found inside helmetPlayer wore gear for nearly an hour without a biteOfficers used water to force reluctant reptile outA high school football player in Arkansas had every right to be rattled after finding a venomous snake inside his helmet during practice.
NASA Upgrades Vertical Motion Simulator for Modern Mission Needs
Imagine stepping into a machine that can make you feel like you’re flying a spacecraft, piloting a next generation air taxi, or landing on the Moon, all without leaving the ground. Destaque: 2 mi, 4 mi, 3 mi.
The secret hidden in these ancient manuscripts isn’t written in ink
Researchers can now recover DNA from centuries-old parchment without damaging the manuscripts, turning historic documents into unexpected genetic time capsules.
MIT neuroscientists discover the brain can reason without words
MIT neuroscientists have found striking evidence that language and logical reasoning are powered by separate systems in the brain.
Ordinary WiFi can now identify you with near-perfect accuracy
Ordinary WiFi networks could quietly become powerful surveillance tools, allowing people to be identified without cameras, special sensors, or even carrying a connected device. Destaque: 100%.
Immune 'reprogramming' could protect poultry from deadly diseases without antibiotics
University of Bristol–led researchers have identified a naturally occurring gut molecule that could strengthen chickens' immune response against a wide range of bacterial infections. This development, published today, Aug. 12, in The Journal of Immunology, offers a major step for
Zhu Rongji, who drove China's 1990s economic reforms, has died at 97
Zhu was renowned for reforms that sought to transition China from the post-Maoist years to a more global market-oriented financial system, without ceding party control over the economy.
"Never look at it without eye protection"
We’re just hours away from a rare celestial event, a total solar eclipse.