Why Are All Major U.S. Cities Sinking?
experts Tom Parsons and Pietro Teatini break down what’s causing the ground to drop, why it’s happening faster in some places than others, and what can be done to slow or manage the damage before it’s too late.
Lab-Grown Diamonds and Gems: Are They Real?
Lab-grown diamonds and gemstones don’t require dangerous working conditions, and they’re made with just a fraction of the environmental impact of mined gems. But are those stones grown in laboratory really diamonds? Do they look the same as the mined versions? We talk to a spokesperson for lab-grown diamonds and to a geologist about the issue.
