Reusable rockets:

The world was dumbstruck when the news of Reusable rockets went viral in social media. Launching a rocket into space is not a simple estimation on financial grounds; every year, developed countries are spending millions of dollars in manufacturing rockets itself.  Thus, in order to curb the production cost of the space programs, Jeff Bezos's space aviation company Blue Origin and Elon Musk's SpaceX have successfully launched a  reusable rockets into space.

Google solar-powered contacts:

A Google solar-powered contact is a patent awarded to Google in 2015. In popular culture it can be called as a smart contact lens that keeps a track on the wearer’s glucose and blood-alcohol levels. Further, the device can also detect perilous particles in the air and is operated through computers and mobile devices and powered by the solar energy.

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