Katie Tarasov

For decades, the U.S. has led the race to clean, limitless nuclear fusion energy. Now China is catching up, spending twice as much and building projects faster.

On today's show, major cryptocurrencies rise as the Federal Reserve hold rates steady as expected. Plus, U.S. Democratic lawmakers raise concerns over President Trump's crypto ties in a letter sent to the White House chief of staff, while the North Dakota Senate passes a crypto ATM bill. Also, Binance CEO Richard Teng addresses a report that alleged the Trump family held deal talks with the company following the crypto exchange's guilty plea.

On today's episode of CNBC Crypto World, President Trump's 90-day pause on tariffs for some countries sends cryptocurrencies soaring. Also, the European Securities and Markets Authority warns that crypto poses a risk for financial stability. And Tiago Sada, chief product officer at Tools for Humanity, addresses scrutiny over its data collection practices through World's iris-scanning Orbs.

Trump's tariffs are poised to raise prices on Amazon and devastate small businesses that source products from China, sellers told CNBC.

Amazon sellers are reeling amid Trump's 145% tariffs on Chinese goods, telling CNBC they will need to raise prices and could go out of business. Up to 70% of goods on Amazon are imported from China. Seven of the eight U.S.-based Amazon sellers CNBC talked to said that manufacturing in the U.S. isn't financially possible, despite tariffs. One positive: Trump did close the "de minimis" loophole that was helping direct-from-China sellers on Temu and Shein undercut U.S. seller prices.

Amazon gave CNBC a first look at its new warehouse robot, Vulcan, that can "feel" objects, enabling it to do a job only humans could previously handle.

ASML’s new $400 million chip colossus transforms how semiconductors are made. CNBC got the first-ever on-camera look at the new machine, called High NA.

Returns are causing big trouble for Amazon sellers, leading them to hike prices and reduce business on Amazon. But some changes may be slowing return rates.

Apple committed to making iPhone chips at Texas Instruments' new U.S. factories. CNBC got an exclusive first look inside TI's $60 billion megaproject.

Apple is quietly taking control of all the core chips in iPhone with new architecture to prioritize AI workloads on its most advanced chip, the A19 Pro.