Astronaut Samantha Cristoforetti on tweeting from space and brewing the first zero-g espresso

Samantha Cristoforetti is an Italian astronaut with the European Space Agency. She currently holds a few spaceflight records — including being the first person ever to brew an espresso in space.In 2014 and 2015, Cristoforetti spent 199 days aboard the International Space Station, where she performed a variety of scientific experiments. She studied generations of fruit flies to chart gene changes in relation to disease; she looked after Caenorhabditis elegans worms used in a Japanese-led ex