HD True Colors Variable ND Filter combines a variable density filter with an add-on regular ND filter, coupled by magnetic ...

The Neewer 2 in 1 True Colors Variable ND2-ND32 & CPL Filter incorporates a variable density filter (based on two polarized ...

A call for a multidisciplinary introductory social science course to familiarize undergraduates with the methods, theoretical frameworks, landmark studies and findings that have shaped our ...

The cloud, named Eos, is chock-full of molecular hydrogen and possibly rife with star-forming potential in the future.

Leading media organizations and human rights bodies have called on the Ugandan government to recommit to protecting press ...

The first bits of data have come back from the trio of small satellites that make up NASA's EZIE (Electrojet Zeeman Imaging ...

Trump hates new shower heads and stoves, but efficient appliances used to have bipartisan support. What happened?

If we speak in political slogans, we'll get to where we can only think in political slogans. Then it becomes impossible to ...

An object's color appears differently under different lighting and against different backgrounds — for different viewers. But ...

The Inouye Solar Telescope just activated its most powerful instrument, VTF—a massive precision tool designed to unveil the ...

“This isn’t the first time that we’ve seen efficiency standards thrust into the culture wars,” said Andrew deLaski, the ...