DNA from historical museum specimens may help save the giant salamander from extinction in the wild.

A major research centre says no biological agents have been released from a blast and fire at a lab.

Dozens of students say they were "traumatised" by investigations that left them feeling unsafe on campus.

Wild relatives of food crops, such as wheat, host an abundant array of genetic material to help the plants cope with a changing climate.

Astronomers report measurements from a presumed interstellar comet, providing clues about its chemical composition.