National Technical Reports Library from NTIS

Princeton University Libraries now has a trial subscription to the National Technical Information Service’s (NTIS) new online library, the National Technical Reports Library (NTRL). NTIS “serves as the largest central resource for [US] government-funded scientific, technical, engineering, and business related information available today.” Good through March 31, 2009, the NTRL trial offers access to 2.5 million records and over 500,000 Full Text PDFs from NTIS. The top ten subject categories in the collection are:

• 57 Medicine & Biology
• 92 Behavior & Society
• 74 Military Sciences
• 46 Physics
• 70 Administration & Management
• 91 Urban & Regional Technology & Development
• 68 Environmental Pollution & Control
• 43 Problem Solving Information for State & Local Governments
• 96 Business & Economics
• 48 Natural Resources & Earth Sciences

To take advantage of this trial, please visit and let us know what you think.

“Thousands of video lectures from the world’s top scholars”

The next wave in “open courseware,” Academic Earth is a website that hosts free streaming video lectures from scholars at top academic institutes in the United States including Berkeley, Harvard, MIT, Princeton, Stanford, and Yale.

Featured and top lectures include “Private Equity and the Financial Crisis” by Stephen Schwarzman, “The World is Flat 3.0” by Thomas Friedman, “Elliptical Orbits” by Walter Lewin, or “The History of Computing” by Mehran Sahami featured here:

Along with individual lectures, you will also find lecture series for full courses, all free to watch, share, and embed. iPod download is available for many lectures where the “Download to iPod” link is provided. The Playlists page provides a group of six lectures on a particular theme, such as “Understanding the Financial Crisis”, “First Day of Freshman Year”, and just in time for Valentine’s day, “Love Is In the Air”.

Subject coverage ranges in difficulty and currently includes:
Computer Science
Political Science


Inside EPA trial subscriptions

Princeton University has a trial subscription to through February. This online news service provides instant access to the latest issues of environmental newsletters provided by Inside EPA, including:

• Inside EPA
• Superfund Report

• Clean Air Report
• Water Policy Report
• Environmental Policy Alert

• Inside Cal/EPA
• Risk Policy Report
• Defense Environment Alert

This subscription provides searchable archives from as early as 1998 and featured daily news headlines on the home page.

To explore this trial visit and let us know what you think.

In addition to the online news service from Inside EPA, we also have trial subscriptions of and Carbon Control News through February. provides online news on the national energy policy and is available at

Carbon Control News provides online news on the regulation and control of greenhouse gases and is available at

New edition of the Handbook of Chemistry and Physics

The 89th Edition of the Handbook of Chemistry and Physics from CRC has just been released in both print and e-book format. New and updated tables in this edition include:

• Energy Content of Fuels
• Global Warming Potential of Greenhouse Gases
• Weather-Related Scales
• Index of Refraction of Gases
• Molecular Internal Rotation
• Atomic Radii of Elements
• Composition and Properties of Various Natural Oils and Fats
• Melting Curve of Mercury
• Properties of Gas Clathrate Hydrates
• Enthalpy of Hydration of Gases
• Properties of Graphite and Nanotubes CODATA Recommended Values of the Fundamental Physical Constants: 2006
• Diffusion Coefficients in Liquids at Infinite Dilution
• Properties of Fatty Acids and their Methyl Esters
• Bond Dissociation Energies
• Structures of Free Molecules in the Gas Phase

The online e-book also now offers structure searching. This feature allows you to search the handbook by a chemical structure drawn using the Marvin Sketch Java Applet. Chemical Properties searching is also available and the two can be used together using Boolean and/or logic.

To access Princeton’s online subscription to the Handbook of Chemistry and Physics from campus click