That feeling you get when you gaze into your dog’s eyes? It’s biochemistry. Specifically, the hormone oxytocin.

“All of us who have survived graduate school share a bond,” Danielle Guarracino writes. “In that spirit, here’s some advice.”

“These moves don’t necessarily raise your heart rate, but the constant apnea cycles combined with total body engagement are definitely an exercise you feel.”

Danielle Guarracino writes about two resources that have helped her navigate her path as both a mother and a scientist.

To celebrate our three journals going open access, we invited readers to share their moments of discovery in science. Here are two honorable mentions.