Introducing the environment: Ecology and ecosystems
What is ecology and why is it important to our understanding of the world around us? This free course, Introducing the environment: Ecology and ecosystems, looks at how we can study ecosystems to explore the effect that humans are having on the environment. First published on Fri, 18 Mar 2016 as Author(s):
School activities: Evolutionary tree of mammals
This introduction to the evolution of mammals considers Darwin's observations on mammals and how he noticed that species fell into natural groups. This free course, School activities: Evolutionary tree of mammals, looks at evidence from fossils and DNA to examine which mammals are most closely related to whales. First published on Thu, 03 M
Revolutions in sound recording
Since the invention of the phonograph in 1877, the recording and playback of sound has been a key element of life in the western world. This free course, Revolutions in sound recording, traces the technology and characters of the sound recording industry as it advances from Edison's original phonograph to the formats we know today. Author(s):
Identity and Access Control Today I woke up thinking that talking about Identity and Access Control and how your strategy around that affects you (web-) app's architecture without going too deeply into the security lingo that usually comes with it. Here's the 40 minute result. I start with HTTP's "native" authentication model RFC 2617 and how that's universally bad, with both Basic and Digest authentication having issues Digest being, ironically worse for the overall security strategy. Then I d
Today I woke up thinking that talking about Identity and Access Control and how your strategy around that affects you (web-) app's architecture without going too deeply into the security lingo that usually comes with it. Here's the 40 minute result.
I start with HTTP's "native" authentication model RFC 2617 and how that's universally bad, with both Basic and Digest authentication having issues Digest being, ironically worse for the overall security strategy. Then I d
Sir Isaac Newton: Full Biography
Isaac Newton was born December 25, 1642 in Woolsthorpe, Lincolnshire, England, and died March 20, 1727 in London, England. Newton was an English physicist and mathematician, who was also the culminating, figure of the scientific revolution of the 17th century. With discoveries in optics, motion, and mathematics he developed the principles of modern physics. He was the original discoverer of the infinitesimal calculus. Newton's Philosophiae Naturalis Principia Mathematica (Mathematical Principles
How Did English Evolve?
What is the difference between "a hearty welcome" and "a cordial reception"? In a brief, action-packed history of the English language, Kate Gardoqui explains why these semantically equal phrases evoke such different images. (05:04)
Paul Haynes Returns to Kent State as Head Football Coach
Kent State University Director of Athletics Joel Nielsen introduced Paul Haynes as the Golden Flashes' 21st head football coach at an afternoon news conference held Dec. 18.
U.S. Day Ahead: Get ready for more manufacturing gloom
Dec 13 - If you are betting on the manufacturing sector creating jobs, you might want to wait till the Markit PMI figures come out Friday - they are not expected to be pretty.
The Nature Explorers South Mogollon Rim Part 3 of 11
By: thenatureexplorers With elevations ranging from 5000 feet with a Chihuahuan Desert ecosystem to mixed conifers at 9000 feet, the South Mogollon Rim is comprised of many diverse species of plants and animals from ducks to lizards.
2012 ESCR Institute: Human Rights and the Social Determinants of Health
In early November 2012, leading scholars, health practitioners, and advocates gathered for a discussion of what a human rights analysis has to offer to the dialogue about health outcomes in this country, and globally.
Topic 7: Public Goods and Externalities Part 2 | Econ2450A: Public Economics
Raj Chetty Fall 2012
Music as a Language
Music is a powerful communication tool--it causes us to laugh, cry, think and question. Bassist and five-time Grammy winner, Victor Wooten, asks us to approach music the same way we learn verbal language--by embracing mistakes and playing as often as possible. (05:00)
Find older shows at QuickAndDirtyTips.com
Get the transcript of this podcast, and many other Quick and Dirty Tips Podcasts, at QuickAndDirtyTips.com
SDSU Geological Sciences - Thesis Defense - Shana McCarthy
By: tcarrasc A Geochemical Evaluation of Enhanced In-Situ Bioremediation of Chlorinated Ethenes In Groundwater Shana McCartrhy M.S. Candidate Department of Geological Sciences San Diego State University Advisor Dr. Kathy Thorbjarnarson -------------------------------------------------------------------------------- ABSTRACT Sites impacted with chlorinated solvents present unique technical challenges when compared to most other groundwater contaminants. Chlorinated volatile organic compounds (CV
Engaging with Detroit
University of Michigan students live, study and work in the Motor City
The ABC's of Gas: Avogadro, Boyle, Charles
How can bottles and balloons help explain the different laws that govern gas? See how Boyle’s Law, Charles’ Law, and Avogadro’s
Law help us understand the laws that govern gas properties. (02:49)
Purdue Krannert Executive Education - Henderson
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A 360 degree view at 322 kilometers an hour
The world's first spherical 360-degree camera made by a Norwegian company is attached to a Formula One car, and could herald a change in the way racing is filmed in the future. Joel Flynn reports.
Techquity: Apple analysts do battle
Dec 17 - At least 8 Apple analysts issue notes on the tech powerhouse. We break down the reports so you don't have to.