Science Quiz: Unusual sources of energy
Tidal stream generator. Photo credit: Public domain Published – June 26, 2026 05:20 pm IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Tidal stream generator. Photo credit: Public domain Published – June 26, 2026 05:20 pm IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Magnus force is the one depicted by the large vertical arrow here. When a spinning football sails through the air, its path might curve sideways. This is because as the ball spins, air moves faster on one side and slower on the other, creating a pressure difference that deflects the ball. Photo: Rdurkacz (CC BY-SA…
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Peacock spider, is a arachnid. It sports super-black patches on its skin to make the surrounding colours appear up to 20-times brighter. Photo: Jürgen Otto (CC BY-SA) Published – June 17, 2026 05:04 pm IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Rayleigh scattering is the effect that partly polarises the light in the sky; the image on the right shows only polarised blue light. Many insects use this polarisation pattern to find their way. Light pollution is not polarised, confusing them. Photo: Wikipedia Published – June 05, 2026 05:31 pm IST Source link
Name this Norwegian adventurer, who set out on April 28, 1947, on the infamous Kon-Tiki expedition, since considered to be racially motivated, to the Polynesian islands. Published – April 30, 2026 05:05 pm IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Science Quiz on rivers and cities Name this iconic city of 32 million in China located where the Jialing and Yangtze rivers come together. START THE QUIZ Published – April 22, 2026 05:05 pm IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Published – April 15, 2026 05:00 pm IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Sweet clover | Photo Credit: Ivar Leidus (CC BY-SA) Published – April 10, 2026 11:25 am IST Read Comments Copy link Email Facebook Twitter Telegram LinkedIn WhatsApp Reddit Source link
Science Quiz: Domesticating and breeding dogs The Soviet scientist Dmitry Belyaev led a decades-long experiment to breed Silver foxes (shown) for tameness. His work proved that selecting for friendliness towards humans could rapidly produce both behavioural and physical changes. START THE QUIZ 1 / 5 | Archaeological evidence has shown that this prehistoric culture in…
Science Quiz: Overturned ideas in the history of science Visual: In the mediaeval era, astronomers defended the geocentric model of the universe using the idea of epicycles and Z, shown here as the smaller and larger dashed circles, respectively. Name Z. START THE QUIZ 1 / 6 | In the mediaeval era, astronomers defended the…
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