In InfoLinks, the library catalog, you don't need to scramble for a pen and paper. Just text that call number and location to your cell phone and then proceed to the library stacks. Save a tree; send a text.

WorldCat Mobile lets you search the world's catalog of more than almost 150 million items in libraries worldwide from your phone. Use WorldCat to locate books, entire journals, dissertations and theses, videos, audio recordings, manuscript materials, and other publication types. Items identified in WorldCat may often be borrowed from owning libraries using the ILLiad Interlibrary Loan service. A free iPhone app is also available for download at the iTunes store.

Ebsco now offers a mobile interface for most of its research databases. Using Ebsco Mobile, you can find articles on general topics (Ebsco Academic Search) or on specific subjects such as agriculture (AGRICOLA and CAB Abstracts), business (Ebsco Business Source), education (ERIC), history, (Historical Abstracts), literature (MLA International), nursing (CINAHL), and psychology (PsycINFO).

Although, it has not been tested on all mobile devices available in the market it was quality certified on the most popular smartphones including: BlackBerry, Dell Axiom, iPhone, Palm 750 (see technical FAQs on the Ebsco web site).

If you are off-campus, you will need to input your UARK login and password for access to Ebsco Mobile.

RefWorks Mobile allows you to access your personal RefWorks account on the go. Search for, view, edit, and organize references for your research projects from your phone. New to RefWorks? Here's more info.

If you are off-campus, you will need to input the UARK group code and then your personal login and password for access to RefWorks Mobile.

PubMed Handheld from the National Library of Medicine allows you to search the comprehensive record of research on medicine. In addition, this site offers access to askMEDLINE, a consumer health reference source, and the PICO (Patient, Intervention, Comparison, Outcome) database. There is also a PubMed on Tap iPhone app available for purchase at the iTunes store.

IEEE Xplore, the compilation of articles, conference proceedings, and standards on topics in electronics and electrical engineering, has just released a beta mobile interface.

IEEE Xplore Mobile provides free search of all IEEE Xplore documents directly on your mobile device. You can view up to 10 article abstracts per search. To view full-text articles, send the article links to your e-mail address.

This service is still in beta and so your search results may at times be oddly formatted. Please do send your comments to IEEE on this new interface.

Ready for some tunes, but bummed that Pandora doesn't have those Renaissance dance tunes nor Chinese pipa classics you crave? The new Naxos Music Library iPhone App lets you access more than 37,000 cds (more than 500,000 tracks) of all kinds of music, including classical, jazz, blues, world, folk, and even spoken word.

The Naxos iPhone app will allow you to listen to playlists already created on the Naxos web site. You can create personal playlists or listen to those your instructor has created for your class. For more info, check our Naxos User Guide and Naxos Faculty Guide.

But what's the best mobile research app of all? It's your librarians, of course! Remember that you can call us or text us for research help:

• local: 479-575-6645
• toll-free: 866-818-8115
• text: 479-595-9296

After hours? You can't yet use your phone, but librarians are available to help you through our chat service, 24/7.

First, come by Mullins Library to view our exhibit of books and artifacts celebrating the twin anniversaries. Items in the exhibit are drawn form library collections as well as those of Dr. William F. McComas, Parks Professor of Science Education at the University of Arkansas. Here you can see a first edition (1859) of the Origin of Species,a model of the Beagle, other scientific works on evolution and biodiversity from the time of Darwin, and related materials. The exhibit case is located on the Lobby Level of Mullins Library across from the main service desk.

Next, browse through the Complete Works of Charles Darwin Online, an astounding compilation of Darwin's published and unpublished works, correspondence, notebooks and manuscripts, and more. New additions to the site include Francis Darwin's annotated copy of Origin of Species and an online Variorum of Darwin's Origin of Species.

No time to read? Put Darwin on your iPod! You can download audio files of many of Darwin's works here.

Search for books about Darwin and the influence of his ideas in the library catalog, InfoLinks. Besides search under subject for Darwin, Charles, try topical subject such as Evolution (Biology) -- Philosophy or Natural selection or look for works by and about some of his scientific contemporaries and influences such as Charles Lyell (geology), T.R. Malthus (population), or Jean Baptiste Lamarck (natural history).