Do objects have weight in space? - Take your classroom into
space  submitted by: cristina What's the difference between mass
and weight? Do objects have weight in space? Students using ESAs
'Take Your Classroom into Space' kit and this video recorded in
the unique environment of the ISS can now find out. The
experiment was proposed by Greek, Belgian and Spanish teachers
who participated to the ESA competition 'Take Your Classroom
into Space'.  New CAD Allows Analytical Scientists to Get the
Most from UHPLC  submitted by: PharmaMfg Many manufacturers are
turning to UHPLC for its sensitivity and reliability over
conventional technologies. ESA Biosciences has married its
Corona Ultra charged aerosol detector with UHPLC to provide a
fast, reliable, and comprehensive solution for API and cleaning
validation monitoring, mass balance work, and many other
applications. Its the universality of the solution—the ability
to detect impurities that UV and other technologies do not—that
sets the Corona Ultra apart, says Joh