When President Joe Biden worked to burnish his climate legacy in the Brazilian Amazon on Sunday, the unspoken presence of Donald Trump shadowed the historic stop.

The Biden administration is working against the clock to try to preserve at least some of the outgoing president’s legacy before Trump takes office.

The U.S. antitrust watchdogs that pounced on Big Tech and deterred dealmaking throughout corporate America during President Joe Biden’s administration may be tamer and kept on a shorter leash by Presi

Millions of voters who backed Joe Biden in 2020 apparently did not support Vice President Kamala Harris in this year's election. Harris suffered a heavy loss to Donald Trump in the 2024 race, with the Republican on course to win the popular vote and sweep all seven of the key swing states.

Biden’s emphasis on climate change during his trip creates yet another contrast with Trump as the president prepares to leave office.

"Stop playing by rules that no longer exist. At this point, it's not just spinelessness, it's complicity," the president-elect's estranged niece said.

The president toured the rainforest and promised Brazil funds for environmental initiatives, even as the incoming Trump administration appears poised to roll them back.

Biden said the fight against climate change has been a defining cause of his presidency — he’s pushed for cleaner air, water and energy, including legislation that marked the most substantial federal investment in history to fight global warming.