Pack rat nests offer first look at ancient insect DNA

For many years, scientists have been extracting DNA from the bones of ancient humans, humanoids and animals to paint a picture of evolution and species movement. Despite what’s been portrayed in the movie “Jurassic Park” – in which dinosaurs are resurrected based on preserved ancient DNA (aDNA) – scientists have had little success extracting genetic […]

Ice frozen under Mars’ surface offers major resource to aid future settlements

Frozen water is hiding beneath the dust-covered surface of Mars, and scientist Ali Bramson wants to find it. She sees a chance to both sustain future human explorers and answer questions about the red planet’s climate. Bramson, a Purdue University assistant professor of planetary science, was part of recent research to determine the location and depth of […]