This is your first of three free stories this month. Become a free or sustaining member to read unlimited articles, webinars and ebooks. Boston University and University of Pittsburgh researchers are ...

The December Solstice marks the beginning of winter in the northern hemisphere as the Sun takes its shortest trip across the sky.

There is a new sorting algorithm a deterministic O(m log2/3 n)-time algorithm for single-source shortest paths (SSSP) on directed graphs with real non-negative edge weights in the comparison-addition ...

Desire lines show you where pedestrians want to walk. As such, they can be a useful tool for urban planners No matter what city you’re in, you’re likely to see pedestrians going about their daily ...