Abstract: The permanently shadowed regions (PSRs) of the Moon are located at the Moon's polar regions that are permanently in shadow due to their inability to receive direct sunlight. Images of these ...

Abstract: In this article, we present a computationally efficient method for determining optimal backtracking rotations for single-axis solar trackers on nonuniform terrain. The method allows for ...

If you've felt like the New Orleans Saints offensive line has been a weakness this year, you'd be right. Much of that is due to injuries rotating players in and out of the lineup all season long.

A research team at Oregon Health & Science University has discovered a promising new drug combination that may help people with acute myeloid leukemia overcome resistance to one of the most common ...