The Agony and the Ecstasy in the Cretaceous

Sophia and Maddie stand in front of a Tyrannosaurus Rex and a Triceratops skeleton – each pair like buddies in a road trip movie – in the foyer at the Natural History Museum of Los Angeles. Other kids and adults walk along the polished floors and their voices echo in this cavern of dead things …

The Trip to Totality – Citizen Science

When Maddie asked if she could use my centrifuge for her sixth grade science project I immediately said yes. We’d been brainstorming ideas as I was mixing chocolate powder into milk. She was curious as to how much of the powder dissolved into the milk and what amount of the powder stayed grains in the …