FOX Weather

What is the Kp index and how does it relate to the Northern Lights?

Predicting when and where the Northern Lights will be visible is a challenging game and can partially be predicted by ...

Antioxidants help stave off a host of health problems – but figuring out how much you’re getting can be tricky

Blueberries, walnuts and dark green leafy vegetables head the list, but diversity is the key to getting more antioxidants in ...
Northwestern's McCormick School of Engineering

The Importance of Finding a Positive “Mirror Effect”

At an Oct. 9 event presented by the Personal Development StudioLab, Sheila Gujrathi implored students to follow their ...
IEEE

Angle-Domain Common-Image Gathers for Imaging of Multiples Using Poynting Vectors

Abstract: As complementary to the imaging of primaries, multiples can be used for imaging and produce additional angular illumination. These additional illumination angles can improve imaging ...
IEEE

Critical Angle Formulation of Nonuniform Plane Waves for Determining Correct Refraction Angles at Planar Interface

Abstract: The expressions and properties of the critical angles of nonuniform plane waves for determining the correct refraction angle at the infinite planar interface of two linear, isotropic, and ...