7.5M views · 77K reactions | THE TRUE TWIN TELEPATHY TEST  | Mariah and Bill | Facebook

In physics, the twin paradox is a thought experiment in special relativity involving identical twins, one of whom makes a journey into space in a high-speed rocket and returns home to find that the twin who remained on Earth has aged more. Moreover this supposed paradox, one of two twins travels at near the speed of light to a distant star and returns to the earth. Relativity dictates that when he comes back, he is younger than his identical twin brother. | Science Of The Universe

163K views · 3.5K reactions | The future of warfare is evolving, and Mike and Geoff Howe are set to build a new tank prototype that takes its inspiration from Nascar Cars. The ambitious project will turn out to be a real success in the end. Watch more Backyard To Battlefield on discovery+: https://bit.ly/3Xl1Egb | Love Science | Facebook