SoT 189: It Does Horrible Spider Things

Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday, Lucas Randall, Jo Benhamu

Listen to this episode: (36:00)

The International Institute for Species Exploration has selected it’s “Top 10 New Species” from the approximately 18,000 new species named during 2014. The list includes cartwheeling spiders, feathered dinosaurs and strange multicellular organisms that could be an entirely new phylum – a new branch on the tree of life.

Two separate studies have explored how octopuses and squid change their skin colour to rapidly camouflage themselves. They found that the skin (on squid and cuttlefish) and tiny hairs called cilia (on octopuses) have cells that are used in vision.

In 2013 some research suggested that the blood from young mice can rejuvenate older mice. Well new findings cast doubt on those results, and things are a little more complicated.

British and US scientists have published the first comprehensive map of genetic mutations linked to different strains of prostate cancer. They describe the map as “prostate cancer’s Rosetta stone” and say it will guide future treatments and trials.

Jo Benhamu is a clinical trials coordinator in radiation oncology.