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Introduction to active galaxies
Science, Maths & Technology

Introduction to active galaxies

...de-excited by collision with another particle before a photon can be emitted spontaneously. Such low densities cannot be achieved on Earth which is why these lines are not observed in the laboratory. When they are observed astronomically, we can be sure that they have been produced in a region of extremely low density. They are prominent in the spectra of active galaxies...
Level 2: Intermediate 20 hrs
Studying mammals: A winning design
Nature & Environment

Studying mammals: A winning design

...modes of reproduction in monotremes, marsupials and placental mammals describe the cellular basis of lactation and explain the benefits of an early diet of milk explain the significance of mammalian metabolic rate explain how and why the thermogenic response differs among species...Studying mammals: A winning design: 1 Overview - As you work through this course you will...
Level 1: Introductory 10 hrs
Roaring Twenties? Europe in the interwar period
History & The Arts

Roaring Twenties? Europe in the interwar period

...modes of transport, especially the large number of horses with carts attached. The second indicator I identified was the presence of women in the public sphere – not just the fact that there are quite a lot of women in the film walking the city streets, but that they do so unchaperoned and often with a sense of purpose. This perhaps suggests that they are on their way...
Communication and working relationships in sport and fitness Badge icon
Health, Sports & Psychology

Communication and working relationships in sport and fitness

...Le Mans 24-hour race to compete. Watch the video of Chris Hoy’s motor racing pit-stop but please be warned that there is some swearing in this clip so carefully choose where you watch it so as not to cause offence to others. In addition to Chris Hoy who is driving, there are two other main people interacting: the race engineer (coordinating radio communications) and the...
The Labour Party purges
Society, Politics & Law

The Labour Party purges

...de-legitimised his victory was music to the ears of the Labour Right. And some knew, deep down, that if enough of a storm was created about infiltration, this would provide cover for the party apparatus to deny more leftwing activists a vote, and that this could, just about, influence a close result. [Peter Mandelson] Will the former Communist Peter Mandelson find himself...
The GOP tries to focus: A guide to the third debate
Society, Politics & Law

The GOP tries to focus: A guide to the third debate

...de-emphasizing his Cuban roots. With bombastic “outsider” candidates Donald Trump and Ben Carson currently leading the Republican field, it will be interesting to see if Rubio’s youth and migration story allow him to distance himself from Washington or if the contradictions inherent in his message, his story, and immigrants’ relationship to Republican primary...
Margaret Hamilton: Spaceship Programmer and Software Pioneer
Science, Maths & Technology

Margaret Hamilton: Spaceship Programmer and Software Pioneer

...de la programación que llevó el Apolo a la Luna. Verne Dec 10, 2014. Ref: https://verne.elpais.com/verne/2014/12/11/articulo/1418314336_993353.html Accessed 26 May 2019 Katz, Richard (2010) About Margaret Hamilton. NASA Office of Logic Design. Ref: http://klabs.org/home_page/hamilton.htm Accessed 27 May 2019. McMillan, Robert (2015). Her code got humans on the moon –...
Jean-Pierre Gattuso - Stories of Change
Nature & Environment

Jean-Pierre Gattuso - Stories of Change

...de la Recherche Scientifique (CNRS) National Centre for Scientific Research, France. participant RH: So this is Jean-Pierre Gattuso. Where are you from? JPG: Villefranche-sur-Mer. RH: Jean-Pierre, what sort of a state are the oceans in as result of our CO2 emissions? JPG: The CO2 emissions trigger two major changes, that is the warming of the water because the ocean is...