Tech

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hydrogel-tablet-can-turn-river-water-into-safe-drinking-water-

hydrogel-tablet-can-turn-river-water-into-safe-drinking-water-

Scientists and engineers at The University of Texas at Austin have developed a hydrogel tablet that can rapidly purify contaminated water. One tablet can disinfect a litre of river water and make it suitable for drinking in an hour or less.   “Our multifunctional hydrogel can make a big difference …

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Facebook Called On to Answer Criticism About Negative Effects

Facebook is in the hot seat again. A recent Wall Street Journal report cites internal knowledge of its harmful effects and the company’s reticence to act. A whistleblower, a former Facebook employee, came out in public this week to testify against the social media company, only adding to the scrutiny. …

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US Lawmakers Pillory Social Media Giant Facebook

WASHINGTON —  Key U.S. lawmakers pilloried social media giant Facebook on Tuesday after Frances Haugen, an inside whistleblower who once worked at the company, alleged that Facebook’s products are harming young people, undermining democracy and helping to divide the country politically. Haugen, who worked as a Facebook project manager for …

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syukuro-manabe-hasselmann-parisi-nobel-prize-physics

syukuro-manabe-hasselmann-parisi-nobel-prize-physics

The Nobel Prize for physics has been awarded to scientists from Japan, Germany and Italy. Scientists Syukuro Manabe, Klaus Hasselmann and Giorgio Parisi won the 2021 Nobel Prize for Physics for their "groundbreaking contributions to our understanding of complex physical systems". The second half of the prize was awarded to …

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income-inequality-may-affect-academic-achievement

income-inequality-may-affect-academic-achievement

Inequalities in income affect how well children do in maths—but not reading, the most comprehensive study of its kind has found.   Looking at data stretching from 1992 to 2019, the analysis, published in the journal Educational Review, revealed that 10-year-olds in US states with bigger gaps in income did …

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instagram-whatsapp-facebook-down-worldwide

instagram-whatsapp-facebook-down-worldwide

All of the major Facebook-owned social media networks and apps including WhatsApp, Instagram and Facebook itself were reported down in locations across the world on Monday evening. Attempts to visit Facebook’s website were met with the error: “This site can’t be reached www.facebook.com’s server IP address could not be found.” Facebook’s …

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how-online-education-worked-in-favour-of-people-with-disabilities

how-online-education-worked-in-favour-of-people-with-disabilities

When we talk about equity and inclusion in education, there are few stories on how students with disabilities faced up to learning challenges in a pandemic. The ones that are there rightly point to how COVID-19 adversely impacted the education of children with special needs, especially students from rural areas. …

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Facebook, Instagram, WhatsApp Back Online

Facebook is back online after an outage Monday left millions of people around the world unable to use it, along with its Instagram and WhatsApp platforms. Facebook users said Monday evening that they could regain access to the site, about six hours after it went down. The company later confirmed …

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