Hot and Cold

Tired of those passive-aggressive office thermostat wars? This is Sandra Tsing Loh with the Loh Down on Science. Summer is here! That means sleeveless dresses and sandals can come back out of the closet! But then you remember… That guy in the office who ALWAYS turns the thermostat to sixty-five!

Shellfish Sherlock

Shellfish are tasty. But can they illuminate the past? This is Sandra Tsing Loh with the Loh Down on Science. Professor Pupa Gilbert at the University of Wisconsin-Madison studies pen shells. That’s a large, clam-like shellfish commonly found in Florida. Specifically, she studies their nacre, or mother-of-pearl. It’s that iridescent