South Africa’s Vredefort crater is the largest of its kind on Earth, estimated to stretch up to 300 kilometers (over 180 miles) from edge to edge. Walking non-stop, it would take a good two and a half days to do it from one side to the other. The scars left by an asteroid collision around …
We may have underestimated the size of the asteroid behind Earth’s largest crater Read More »
OThis housing indicator bodes very badly for the economy. Homebuilder confidence, which measures market conditions in the single-family building space, has fallen in recent months as the housing market takes a beating and now appears to be facing recessionary conditions. “Tightening monetary policy from the Federal Reserve and persistently high construction costs have caused a …
An underestimated economic indicator is deeply negative Read More »
Figure 1: An example of a large lake hosted by an impact crater on Mars (a) and a small lake hosted by permafrost on Mars. Both images show elevation data from the MOLA (Mars Orbiter Laser Altimeter) and HRSC (High Resolution Stereo Camera) instruments draped over images from THEMIS (a) and CTX (b). Credit: ESA/JPL/NASA/ASU/MSSS …
