Obsession

Lucy Lawless as Xena the Warrior Princess (Everett Collection)

‘Xena: Warrior Princess’ taught me how to be a powerful woman

Kai Cheng Thom: Lucy Lawless’s Xena showed me a way to be feminine, and at the same time strong, fierce and unstoppable

Alibay programmed NASA’s Perseverance rover to visit several sites on Mars, including the Jezero Crater, a dried-up lake bed (Courtesy NASA/JPL-Caltech/ASU/MSSS)

A NASA engineer on Mars and life in the universe: ‘It would be very lonely if it were only us’

Farah Alibay’s fixation with knowing how things work led to a career pondering life’s biggest questions