Imagine there are arrows that are lethal when fired on your enemies yet harmless if they fall on your friends. It's easy to see how these would be an amazing advantage in warfare, if they were real. However, something just like these arrows does indeed exist,…
  • Phys.Org
  • Apr 07, 2021

The incredible bacterial 'homing missiles' that scientists want to harness - Phys.org

Imagine there are arrows that are lethal when fired on your enemies yet harmless if they fall on your friends. It's easy to see how these would be an amazing advantage in warfare, if they were real. … [+5873 chars]

More In health