A record early heat wave striking the western United States on Friday is a one-in-500-year event and almost certainly the result of human-caused climate change, experts say. The heat has been toppling records this week and is set to continue into the weekend across western cities while expanding eastward. Four locations in the desert area near the California-Arizona border registered 44.4 degrees Celsius on Friday, a US national record for March. The readings were recorded near Yuma and Martinez Lake in Arizona, and around Winterhaven and Ogilby in California. Read: Intense heatwave grips US, triggering record-breaking temperatures Already, 65 cities have recorded new March highs, ranging from Arizona and California to Idaho, Weather.com reported. Death Valley reached 40°C on Thursday, while typically cool and foggy San Francisco tied its historic March record at 29°C. In Colorado, skiers were seen hitting the slopes shirtless. The National Weather Service issued extreme heat warni...
Iran’s Supreme Leader Ayatollah Ali Khamenei warned on Monday that the US would face a strong blow if it acts on President Donald Trump’s threat to bomb Iran unless Tehran agrees to a new nuclear deal. Trump reiterated his threat on Sunday that Iran would be bombed if it does not accept his offer for talks outlined in a letter sent to Iran’s leadership in early March, giving Tehran a two-month window to make a decision. In response, Iran issued a warning on Monday regarding Trump’s threats to Switzerland’s embassy, which represents US interests and acts as an intermediary between Washington and Tehran. Tehran expressed its determination to respond “decisively and immediately” to any threat. “The enmity from the US and Israel has always been there. They threaten to attack us, which we don’t think is very probable, but if they commit any mischief they will surely receive a strong reciprocal blow,” Khamenei said. “And if they are thinking of causing sedition inside the country as in past ...