Tennessee's largest natural lake was born from a powerful earthquake and now offers peaceful waters with cypress trees, wildlife, and a scenic fishing lodge.

(This column had been scheduled for publication on Monday, Dec. 1, but an earlier column, “Global warming, local consequences,” was published instead. Our apologies to Ms. Stinus-Cabugon. – Ed.) ...

A landslide in Greenland caused a giant wave and a mysterious 92-second seismic hum that traveled around the planet for nine ...