Uncategorized

  1. Animals

    Cat History: DNA study finds domestic-cat kin

    DNA evidence shows that the Near Eastern lineage of the wildcat, one of five lineages of Felis silvestris, gave rise to today's domestic kitty cats.

    By Susan Milius
  2. Tech

    Biowarfare: Engineered virus can invade bacterial film

    A genetically engineered virus not only kills bacteria but makes an enzyme that breaks up the biofilm in which the bacteria live.

    By Davide Castelvecchi
  3. Tech

    Cellular Smugglers: Laden nanoparticles hitch a ride on bacteria

    Molecular cargoes loaded onto nanoparticles can sneak into mammalian cells on the backs of bacteria.

    By Sarah Webb
  4. Tech

    Life Swap: Switching genomes converts bacteria

    Transplanting the entire genome of one species of bacteria into another paves the way for making synthetic microbes with manmade DNA.