The tragedy that hit Nadim Ednan-Laperouse three years ago is any parent ... he told the story to Emily Buchanan, in A Bright Yellow Light. On the plane Nadim injected Natasha with adrenalin ...

By mixing red light and green light, for example, we can see yellow. If all three are mixed together we see white light. Objects absorb and reflect light differently. A lemon reflects yellow light ...