It mysteriously disappeared last Wednesday as it was travelling from the southernmost tip of Argentina back to its home port in Mar de Plata, which is a couple of hundred miles south of Buenos Aires.
In Liberia soldiers have joined the fight against the deadly Ebola virus, as state of emergency and stopping people travelling, desperate measures to try to prevent the spread of Ebola.
On the other end of that scale, we have the tiniest particle ever detected, a proton travelling so close to the speed of light it got squished into a pancake.