The Southern Annular Mode, or SAM, is a climate driver that can influence rainfall and temperature in Australia. The SAM refers to the (non-seasonal) north-south movement of the strong westerly winds ...

Trimming or pruning a landscaping feature isn't a hard task but getting a professional brush cutter is a must. If you don't have one, here are the 6 best professional brush cutters available on the ...

Chinese engineers identify a design flaw in NASA's lunar nuclear reactor, suggesting improvements that could boost efficiency ...