The Role of Red Blood Cells in Anemia
Watch this one-minute video to learn about how the body makes red blood cells, which contain hemoglobin and carry oxygen throughout the body. Anemia occurs when there are too few red blood cells or not enough hemoglobin.
What is Sickle-Cell Anemia?
In sickle-cell anemia, the hemoglobin is abnormal, causing the red blood cells to be rigid and shaped like a C or sickle, the shape from which the disease takes its name. This video shows how the shape of sickle cells causes them to get stuck in vessles and block the flow of blood, which can result in pain and infections.
Design a Flying Machine
The purpose of this activity is for the students to draw a design for their own flying machine. They will apply their knowledge of aircraft design and the forces acting on them. The students will start with a brainstorming activity where they come up with creative uses for every day objects. They will then use their creativity and knowledge of airplanes to design their own flying machine.
Polish Ottoman War Overview
The Polish Ottoman war was fought for the Commonwealth of Lithuania and Poland. It lasted from 1672 to 1676. This very short video is an overview.
The Panda: An Endangered Species
This selection contains a slide show set to music which provides background information on the plight of the panda, characteristics of pandas, a map of their natural habitat, and efforts being made to help them. Many photos of pandas are also shown. ( 2:20)
ISS Update - Sept. 19, 2011
The International Space Station video update for Sept. 19, 2011.
"The Curse" by John Donne (poetry reading)
The Gamester's Gall sounds pretty nasty but is perhaps not quite as bad as the Alice that Christopher Robin went down with. Actually I don't know what Gamester's Gall is. Maybe he meant Syphilis, the classic legacy of an encounter with a femme fatale. Sometimes the host of the spirochete doesn't have a particularly hard time. There may be only two symptoms: a painless sore at the site of the infection, then fifteen years later the delusion that you're somebody important. The curse that na
Aid drops to Pakistan flood victims
Sept 19 - Almost a month after monsoon rains triggered floods in southern Pakistan, many towns and villages remain submerged, and the army is dropping emergency rations by helicopter. Nick Rowlands reports.
Breivik arrives in Norway court
Sept 19 - The man who has admitted to killing 77 people in a shooting and bombing rampage in Norway arrives for a court remand hearing in Oslo. Rough Cut (no reporter narration).
Yemen clashes kill 17
Sept 19 - Fierce clashes between government forces and protesters in Yemen leave 17 dead, including a child, and another 50 injured. Jessica Gray reports.
Europe Day Ahead: Markets seen pricing in Greek default
Sept. 19 - Tense negotiations between the Greek government and its key lenders are expected to dominate the financial markets with traders focused on whether the nation will see an orderly or disorderly default.
NTC readies to take Sirte
Sept 19 - Hundreds of families flee city of Sirte in Libya as National Transitional Council forces prepare another offensive. Jessica Gray reports.
More pressure on "humiliated" Greece
Sept.19 - It's a crunch week for Greece, which needs to receive the latest installment of its EU/IMF bailout to avoid running out of money in October. But as the IMF says Athens needs to speed up its reforms, Greek citizens are worried about the future. Joanna Partridge reports
Obama deficit proposal a "non-starter," says GOP deputy whip
Sept. 19 - Representative Kevin Brady, a Texas Republican, says there is room for compromise in reducing the deficit, but Obama's deficit reduction plan is a "non-starter" with Congress and the American public.
Political, budget costs to figure in U.S. deficit deal talks
Sept. 19 - Brookings Senior Fellow Bill Galston says Obama and GOP leaders have moved away from compromise on deficit reduction as both sides weigh the political and economic costs of a stalemate.
Guinness boasts 3,000 new records
Sept. 19 - New entrants in the 2012 Guinness World Records book show off their natural assets and talents in London. Tara Cleary reports.
Felix TV: You are not a hedge fund manager!
Reuters finance blogger Felix Salmon tells us the best way to plan for retirement. Hint: it's also the most stress-free method.
Ladies in red rule the red carpet
Sept. 19 - Television stars rock the red carpet at the 63rd Annual Primetime Emmy Awards. Alicia Powell reports.
Julien Macdonald unveils his "taste of the Orient"
Sept. 19 - British designer Julien Macdonald shows his Spring/Summer 2012 collection at London Fashion Week. Alicia Powell reports.
Breakingviews: Tyco breakup heeds creditor lessons from '07
Sept. 19 - When Tyco last broke into three in 2007, an ugly fight with creditors ensued, but Reuters Breakingviews columnists say this time the industrial group is setting a new example for conglomerate bondholders and paying lenders more heed.