Science Nation - DigiMorph

submitted by: nsf
Cutting edge research without having to cut up anything! For hundreds of years, scientists who wanted to examine a rare fossil might have had to travel halfway around the world. And that is not the only challenge when viewing a small, unique or priceless specimen. Now a new range of tools provides a chance for researchers anywhere in the world to see a one-of-a-kind specimen, with no fear of damaging it. For more Science Nation visit:...

The Origin of Vertebrates - Part 2: Telling the Back from the Front or What the Chordates Invented (27:47)

submitted by: video_collector

In Part 2: Telling the back from the front or what the chordates invented, Marc Kirschner (Harvard Medical School) discusses why we look like invertebrate animals turned upside down, i.e. vertebrates have their central nervous system on their backs and invertebrates have it on their bellies.

Biology of Algae

submitted by: scivee-team

An overview of the biology of algae and microorganisms.