1. Dinosaurs…on Venus? In this letter to the Hayden Planetarium from the 1950s, one cosmic hopeful suggested surveying Venus for ancient life. See the full collection of letters here: http://bit.ly/tQz4ZJ

    Dinosaurs…on Venus? In this letter to the Hayden Planetarium from the 1950s, one cosmic hopeful suggested surveying Venus for ancient life. See the full collection of letters here: http://bit.ly/tQz4ZJ