Footprints on the Moon (1975 film)

Honey never spoils

Edible honey preserved for 3,000 years in Egyptian tombs

Tardigrades can survive in space, boiling water, and temperatures near absolute zero

Tardigrades survive extreme conditions: space, boiling water, near absolute zero

Subrahmanyan Chandrasekhar calculated the mass limit for white dwarfs at age 19 on a boat to England

Subrahmanyan Chandrasekhar calculated the mass limit for white dwarfs at age 19 on a boat to England

Sharks are older than trees

Sharks (400 million years) > Trees (350 million years)

Your DNA stretched end to end would reach the Sun and back over 600 times

Your DNA stretched end to end would reach the Sun and back over 600 times

Henrietta Swan Leavitt

Henrietta Leavitt discovered the period-luminosity relation of Cepheid variables