This walking tour captures a vivid and peaceful street in Amsterdam, bathed in bright morning light. Colorful historic ...

In this central district of Guangzhou, China, a historic European-style building stands tall among modern skyscrapers. The unique contrast between past and present draws the eye and highlights the ...

OpenAI founder Sam Altman is building a trillion-dollar enterprise that feeds on vast resources of water, energy and intellectual property – and may never turn a profit.