January 2014 Download icon

Episode 8: January 2014

In this episode we discuss rats, ants, sharks and rays, and the pathogen that causes corn smut in maize.
Episode 8: January 2014

Chapters

  1. 0:41
    Lost at sea
    Over half of all shark and ray species are "€œthreatened or near threatened"€ according to new estimates.
    This chapter is based on the following content
    • Research Article by Nicholas K Dulvy, Sarah L Fowler ... William T White
    • Insight by Darcy Bradley, Steven D Gaines
  2. 6:15
    Why rats don't rat on other rats
    A rat will help another rat if it is familiar with that type of rat, even if it has not met the actual rat before.
    This chapter is based on the following content
  3. 11:39
    Complex problem solved
    Researchers have worked out the structure of a protein complex that is involved in the destruction of T helper cells by HIV.
    This chapter is based on the following content
  4. 16:54
    Into the maize
    The pathogen that causes corn smut in maize employs a sophisticated strategy to increase its virulence.
    This chapter is based on the following content
  5. 22:21
    Evolution at work in ants
    The body shapes of queen ants and worker ants have evolved in different ways to reflect their different roles.
    This chapter is based on the following content