Walkie Talkie as live Enda Brady

The video discusses an extreme heat phenomenon in London caused by a building focusing sunlight onto the street, similar to a magnifying glass. Jim Morrison reports on the situation, demonstrating the heat by frying an egg on the pavement. Dr. Simon Foster, a solar physicist, explains the scientific basis, comparing the building's effect to a satellite dish focusing light. The building owners attribute the phenomenon to the sun's elevation, expecting it to last for a few weeks. The situation is both scientifically fascinating and practically challenging.

What comparison did the solar physicist make to explain the heat effect?

What phenomenon did the owners of the building attribute to the extreme heat?