System recruits learners to annotate videos

Educational researchers have long held that presenting students with clear outlines of the material covered in lectures improves their retention.

A picture is worth 1000 words, but how many emotions?

Log on to Twitter, Facebook or other social media and you will find that much of the content shared with you comes in the form of images, not just words. Those images can convey a lot more than a sentence might, and will ...

Software teaches computers to translate words to math

If Johnny has five apples and seven oranges, and he wants to share them with three of his friends, can a computer understand the text to figure out how many pieces of fruit each person gets?

New theory could yield more-reliable communication protocols

Communication protocols for digital devices are very efficient but also very brittle: They require information to be specified in a precise order with a precise number of bits. If sender and receiver—say, a computer and ...

Computer equal to or better than humans at indexing science

In 1997, IBM's Deep Blue computer beat chess wizard Gary Kasparov. This year, a computer system developed at the University of Wisconsin-Madison achieved something far more complex. It equaled or bested scientists at the ...

New research highlights the key role of ozone in climate change

Many of the complex computer models which are used to predict climate change could be missing an important ozone 'feedback' factor in their calculations of future global warming, according to new research led by the University ...

Sonar-assisted human navigation

When a biologist who studies bats and a computer scientist cross paths, amazingly cool things can happen.

Self-repairing software tackles malware

University of Utah computer scientists have developed software that not only detects and eradicates never-before-seen viruses and other malware, but also automatically repairs damage caused by them. The software then prevents ...

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