CHENNAI: Just as Shreya Krishna Lakshminarayanan was returning from Langkawi, along with her Indian sailing teammates, midway ...

Related: Solar-sailing probes may soon get their moment ... including power grids, GPS, farming and air traffic. Through NOAA's Space Weather Next program, scientists continue to work on how ...

We can find a few research papers hinting at the ability to use ultrasound to propel through air, like this one (bah! IEEExplore Paywall!) but to our knowledge, this technology is not quite in ...