Women cautioned against using herbal supplements
...arketplace for herbal supplements, which is such a mess that women should have lots of reservations in taking these supplements," Warren said. He points to not only a lack of well-designed clinical trials but also to a lack of any regulations regarding effectiveness or quality control in formulating these...Polar explorer delivers rare snow-depth data to ESA for CryoSat validation
... it is nature. And that is something we should not mess about with. So yes, I am worried. How important a role do you think space missions such as CryoSat play in understanding a changing Earth? I think it's crucial. The Earth has been, and will always be changing. It's an intrinsic part of nature. But i......nding it up the other way. The result is a twisted mess with segments jutting out left and right, and the all important base pairs that hold the DNA code zigzagging in a jagged zipper shape. Scientists call this left-hand twist Z-DNA. This is a far cry from the graceful right-hand twisted helix that has b......and more portable. "The theme in our lab is 'Don't mess with chemicals,' meaning we don't undertake the usual chemical separations and manipulations needed for conventional mass spectrometry," said Cooks, who has developed a wandlike probe that can quickly gather chemical information from samples in the e...