米仓千寻

视频简介

Researchers from New Zealand investigate about the mysterious attacks of orcas to great white sharks in South Africa in 2017 and seek to discover if it will happen again.。Black holes stand at the limit of what we can know. To explore that edge of knowledge, the Event Horizon Telescope links observatories across the world to simulate an earth-sized instrument. With this tool the team pursues the first-ever picture of a black hole, resulting in an image seen by billions of people in April 2019. Meanwhile, Hawking and his team attack the black hole...。Expert historian, yet novice rider, Lucy Worsley learns the 17th century art of horse ballet leading up to a public performance. Along the way, she explores the origins of this peculiar pastime, witnesses spectacular displays abroad and discovers its surprising legacies.。