What we learned this week

I rather liked this project that uses photography to make air pollution visible, comparing indoor and air pollution in various parts of the world.

Bad news for those waiting for nuclear fusion. ITER has reset its forecasts from first plasma next year and now expects to power up somewhere between 2033 and 2036 – and can they have some more money please.

Cycles4Change and Streets4People are two active travel challenges that ran in cities in India over the last three years. Over a hundred c...