16/11/2015

Video: Lisa Pathfinder mission overview

LISA Pathfinder will pave the way for future missions by testing in flight the very concept of gravitational wave detection: it will put two test masses in a near-perfect gravitational free-fall and control and measure their ...

Hubble views a lonely galaxy

Only three local stars appear in this image, quartered by right-angled diffraction spikes. Everything besides them is a galaxy; floating like a swarm of microbes in a drop of water, and brought into view here not by a microscope, ...

In Kenya, a digital classroom in a box

At the Lighthouse Grace Academy in Nairobi's downmarket Kwangware suburb, yellow school t-shirts carry the slogan 'To Fear God is Wisdom', but in their hands pupils clutch a more worldly path to knowledge: tablet computers.

Fear and beauty at foot of Ecuador's Cotopaxi volcano

Since it awoke in August from a 138-year slumber, Ecuador's Cotopaxi volcano has become one of the most-watched in the world, holding wary locals and fascinated scientists in thrall.

Information is contagious among social connections

New research using advanced computer modeling sheds light on how behaviors may become "contagious" in large groups, showing that the memory of one individual can indirectly influence that of another via shared social connections. ...

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