Vikram-S India’s 1st privately developed rocket

Context Skyroot to launch India's 1st privately developed rocket Vikram-S. About Vikram-S /Mission Prarambh The homegrown Vikram-S rocket will launch from the Satish Dhawan Space Center in Sriharikota, marking India's…

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Qimingxing-50 China’s first fully solar-powered UAV

Context China’s first fully solar-powered unmanned aerial vehicle has successfully completed its maiden test flight with all onboard systems functioning optimally. About Qimingxing-50 With a wingspan of 164-ft, the drone…

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What are per- and polyfluoroalkyl substances?

Context A recent study has found that rainwater from many places across the globe is contaminated with per- and polyfluoroalkyl substances, (PFAs), which are called “forever chemicals” because of their tendency…

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