For the enslaved people of Jamaica, the lacebark tree was a valuable natural resource and a means of asserting one's dignity.

Preserved heads decorated with tā moko, or facial tattoos, were sacred objects to New Zealand's Māori. Then Europeans started collecting them.

Each of them has a distinctive structure and a complex history.

Six female scientists—historical and contemporary—who don’t have much name recognition but who have done important, interesting work.