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DARPA's massive water tank loves tough terrain

When the going gets tough, the Defense Advanced Research Projects Agency creates a vehicle -- capable of driving on water, land, and even deep mud -- to keep things going.

Officially known as the captive air amphibious transporter (CAAT), this water wagon currently under development looks like the strange lovechild of a tank and a hovercraft. CAAT could one day serve as an invaluable tool for the U.S. military when it delivers supplies to the coasts of disaster-stricken areas. … Read more

Erase temporary files with EraseTemp

Temporary files tend to become permanent residents of your system, unless you clean them out regularly. Many cleaners miss some of the out-of-the-way places temporary files are cached, though. Nodesoft's EraseTemp is a simple, portable tool that scans your PC for temporary files and folders and deletes anything older than one day as well as old dump files. It ignores necessary files in temporary directories that might cause programs or your system to misbehave if you delete them. It requires .NET Framework.

EraseTemp's user interface is a plain dialog with a log view and basic menu bar. The … Read more

See what your CPU is up to with Core Temp Gadget

Core Temp Gadget is a free Windows gadget that displays the temperature and load of your CPU's cores as well as basic information about your processor and platform. To use it, you must have ALCPU's Core Temp installed and running. Core Temp is a small, free application that extracts critical data from sensors and displays it in a compact interface. Core Temp Gadget simply displays data from Core Temp in an unobtrusive desktop gadget.

Core Temp doesn't have to be running to download and install Core Temp Gadget, but the utility must be running to port data … Read more

That Mac is hot. Too hot.

If you've got burnt thighs from an old MacBook Pro or you notice that your computer is always overheating and crashing from using CPU-intensive apps (like playing PC games in a virtual Windows environment), you might want to check out smcFanControl. This free, GPL-licensed utility has a single purpose: letting you increase the minimum speed of built-in fans, so your Intel computer will run cooler.

smcFanControl lets you monitor the current temperature (in Celsius or Fahrenheit), assign different minimum speeds for each fan using sliders, and even apply different settings when your power source changes (for example, going back … Read more