The Kremlin said on Tuesday that allowing the New START nuclear treaty with the United States to expire next February would be fraught with risks for international security.

DUBAI, United Arab Emirates (AP) — Iran’s Supreme Leader Ayatollah Ali Khamenei rejected direct negotiations with the United States over his country’s nuclear program Tuesday.

Top diplomats from Europe and Iran met in New York to try to avert a fresh crisis over Tehran’s nuclear program, as the Islamic Republic’s supreme leader rejected prospects of new talks with the US.

U.S. Senator Edward Markey sent a letter to President Donald Trump on Tuesday saying he is concerned U.S. Energy Secretary Chris Wright is working in the interest of nuclear power company Oklo, of which he used to be a board member.

A 30-day window to stop the reimposition of United Nations sanctions on Iran is closing. That likely means Tehran will face new pressure on its ailing economy as tensions remain high in the wider Mideast over the Israel-Hamas war in the Gaza Strip.

The speech came as Iran and Europe negotiate over sanctions on the sidelines at the U.N. General Assembly. But Ayatollah Ali Khamenei said he opposed talks with the U.S., a key European demand.

The administration goes all-in on recycling spent fuel, despite a history of spectacular mishaps, including an unintentional atom bomb.

Artificial intelligence and other power-hungry industries are straining the West’s grid. Cox says nuclear is the “holy grail” solution — but questions about waste and water loom.

Mr. Putin said Russia didn’t want to provoke a strategic arms race with the United States, but his offer is limited in scope.

WEC Energy Group and EnergySolutions are exploring building a new nuclear power plant at the site of the closed Kewaunee Power Station. The project is in its early planning stages, which could take up to two years before a proposal is submitted for regulatory review.