6:36 What is the energy efficiency of a gas stove and what are the losses? Denis YW Yu 1.4K views - 3 years ago
7:25 Skin effect and proximity effect - how they change resistance of wires Denis YW Yu 19.8K views - 4 years ago
3:58 Dual-ion battery - a battery that can be charged within minutes Denis YW Yu 924 views - 4 years ago
4:25 HK tram ride - A trip on one of the oldest transportation systems in Hong Kong Denis YW Yu 88 views - 5 years ago
2:26 IR video with food and cooking - is heat conducted faster through meat or fat? Denis YW Yu 67 views - 5 years ago
5:31 Tips to keep room warmer in winter without using too much energy Denis YW Yu 2.1K views - 5 years ago
4:23 Episode II: Secret of the pinecone - why pinecone shrinks in water Denis YW Yu 982 views - 5 years ago
1:57 Seeing how things heat up (and cool down) in our life with IR camera Denis YW Yu 104 views - 5 years ago
1:01 Episode I: What happens to a pinecone in water? (Christmas special) Denis YW Yu 148 views - 5 years ago
2:20 Science in the CarPark - What can we learn from an IR video in a car park? Denis YW Yu 187 views - 5 years ago