A year ago on Thursday, the world held its collective breath as a European spacecraft dropped a tiny robot lab onto the surface of a comet hurtling towards the Sun.
If you think of electrical current flowing like water from the grid to your home, you can start to imagine the waves your rooftop solar panels create when they try feeding current in the opposite direction.
For decades now the electricity industry has relentlessly gouged monopoly profits and functionless rents out of hapless residential consumers, while government ministers, officials, inquiries and "regulatory" agencies have ...
Could a solar eclipse over Europe during the day affect the power generated by Germany's photovoltaic systems or solar panels, thereby challenging the reliability of the electrical supply across the country?
At dusk one weekend on Costa Rica's tropical Pacific coast, Mamiche is catering to a line of customers in front of the beachside ice-cream stand he tends.