It's not just plants that use the sun's energy to make their food. So can we.
And we can do much, much more. From Roman baths to modern-day spacecrafts, we
have found ways to use the sun's light and heat. Yet, even today, we are able to
capture only 1 per cent of this energy. Find out how we can make the most of the
sun, and why thats important for our planet.