50yearold

The goal here is to trace out triangles on top of these lines such that the triangles satisfy two requirements: First, no two triangles share an edge. (Systems that fulfill this requirement…

Before the sample was extracted, the team performed CT scans to see how the sample was composed inside. This gave them a record of how the material looked before they pushed…

Washington, March 5   Scientists at NASA are tapping into one of the last unopened Apollo-era lunar samples to learn more about the Moon…