In Microsoft Excel you can use formating tools like colors, text alignment, font styles and many more to make your sheets look nicer and more transparent.
Amazon revealed a delivery technology straight out of sci-fi movies. Flying robot drones might start picking up and delivering packages to Amazon customers in not so distant future, awesome!
In the 21st century historians have increasingly portrayed the decade as a "pivot of change" in world history focusing especially on the political and economic upheavals. Check your 70s knowledge.
