Volta had created the first electric battery: the Voltaic Pile, a stack of alternating metal discs separated by cardboard and cloth soaked with seawater.
A 19-year old Kerala girl is one of the three Indians in the short-listed 100 applicants for the one-way trip to Mars in 2024. The engineering student is brimming with confidence of making it to the red planet.
The device consists of a set of electrodes connected to a phone and produces a short-lived energising effect that feels a little like drinking a can of Red Bull.
The Broome HOPE app shows people how to recognise warning signs and start a conversation and immediately connect to the National Suicide Prevention Lifeline.
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