Vortex is one of the best binoculars manufacturers and there are some great savings to be had on their top-of-the-range binoculars this month. Vortex are not budget binoculars so grabbing a nifty ...

Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note: Meteorologist ...

Leslie Kramer is a writer for Institutional Investor, correspondent for CNBC, journalist for Investopedia, and managing editor for Markets Group. Robert Kelly is managing director of XTS Energy LLC, ...