Scientists have turned up rare evidence that space-time is smooth as Einstein predicted, while pushing closer to a complete theory of gravity. From NASA Goddard Space Flight Center, Fermi Gamma Ray
Getting a shot at the doctor's office may become less painful in the not-too-distant future.
MIT researchers have engineered a device that delivers a tiny, high-pressure jet of medicine through the skin without the use of a hypodermic needle. The device can be programmed to deliver a range of
doses to various depths — an improvement over similar jet-injection systems that are now commercially available.
Read more at MIT News: http://tinyurl.com/7s3sovt