The last time Texas experienced a “polar vortex effect” was last winter, when a cold front brought frigid temperatures and wind chills down to -15 degrees. David Montesino dmontesino@star ...

An infinite array of vertically aligned dipole scatterers forms a non-local metasurface, enabling efficient and highly directional transmission of vortex beams as illustrated in (e).

The rain that pummeled the northeast on New Year's Eve is just a beginning of things to come as New York faces up to 3 feet of lake-effect snow and a dreaded polar vortex takes aim at the U.S. East.

Russian researchers have completed another phase of analysis of the domestically-powered Yakovlev SJ-100, examining its aerodynamic characteristics during take-off and landing.

A bizarre "portal from hell" has opened up in a lake with a weird spinning vortex effect. The gigantic 75ft-wide hole took place after water levels in the Lake Berryessa reservoir in eastern Napa ...