Bill Ackman of Pershing Square Capital Management and Andreas Halvorsen of Viking Global Investors are two billionaires worth following for investment ideas. They are entrusted with billions in assets to manage for clients, and that reflects a career of making smart investment choices.

D id you know that the expansion of AI will require as much new energy as some countries? TIME Chief Climate Officer Shyla Raghav explores artificial intelligence and how it impacts energy use.

At the moment, artificial intelligence (AI) looks like it will continue to be a dominant theme across the market in 2025, so you might want to start by looking at companies that compete in that arena.

During that time, Appian has evolved into an artificial intelligence (AI)-based process automation company, which is sometimes called low-code or process mining. It's streamlined