Kamala Harris has made history with her election as Joe Biden's vice president, becoming the first woman, first Black American and first Asian American to win the second highest US office.

US President Donald Trump has said his campaign would begin challenging US election results in court next week after media outlets called the race for Democrat Joe Biden, saying “this election is far from over.”

Democrat Joe Biden has won Pennsylvania, surpassing the 270 electoral vote threshold to take the White House and become the 46th president of the United States.

US Supreme Court Justice Samuel Alito has ordered county election boards in Pennsylvania to comply with a state directive to separate mail-in ballots received after 8:00pm on Election Day from other ballots.

The United States reported record new coronavirus cases for the third day in a row, as Joe Biden vowed to act against the pandemic on "day one" if he wins the presidential election in the world's worst-hit nation.

Joe Biden says he is already preparing to assume the presidency even though he has not been declared the winner in his race against President Donald Trump.

It was at the same time shocking and utterly to be expected. As the nation held its collective breath and awaited the result of the 2020 presidential election, US President Donald Trump stepped to the podium in the White House on Thursday and made a full-frontal attempt to undermine the integrity of the vote, which was leaning in the direction of Democrat Joe Biden.

Georgia's Secretary of State Brad Raffensperger has said he expects a recount due to the small margin for the presidential election in the battleground state, where Democrat Joe Biden has a small lead over President Donald Trump of just over 1,000 votes.

Some Republican lawmakers are criticising President Donald Trump’s unsupported claim that Democrats are trying to “steal” the election, saying Trump’s comments undermine the US political process and the bedrock notion that all Americans should have their vote counted.

Backers of President Donald Trump, some carrying guns, ramp up demonstrations against what he has baselessly called a rigged election, in battleground states where votes were still being counted.

Democratic presidential candidate Joe Biden has taken a narrow lead over President Donald Trump in the battleground states of Georgia and Pennsylvania, edging closer to winning the White House in a nail-biting contest as a handful of undecided states continue to count votes.

Swedish climate activist Greta Thunberg hit back at Donald Trump on Twitter late on Thursday saying the US president should "chill" about the election, a repost to his tweet last year mocking the teenager over what he called her anger management issues.

A judge has tossed a lawsuit brought by US President Donald Trump's campaign in hopes of halting vote-counting in Michigan.

US President Donald Trump’s campaign has planned to make a announcement in Las Vegas on what is expected to be a lawsuit challenging the vote in Nevada.

Police in Portland has declared riots, arrested 11 people and seized fireworks, hammers and a rifle, as Oregon Governor Kate Brown activated the National Guard in response to protests on the night after voting in the US presidential election.

Joe Biden has received more than 70 million votes and counting, surpassing the previous record set by Barack Obama in 2008, according to the Associated Press.

The outcome of the US presidential election hung in the balance on Wednesday as several states continued to count their ballots, including some of the most competitive battlegrounds where the tally could take days to complete.

President Donald Trump’s campaign filed lawsuits Wednesday in Pennsylvania, Michigan and Georgia, laying the groundwork for contesting battleground states as he slipped behind Democrat Joe Biden in the hunt for the 270 Electoral College votes needed to win the White House.

The fate of the United States presidency still hangs in the balance as Democratic challenger Joe Biden has picked up a win in Wisconsin and fought President Donald Trump in other battleground states that could prove crucial in determining who wins the White House.

Rapper Kanye West has voted for himself as the next US president after a long-shot campaign marked by erratic statements and speculation that he might siphon some Black votes from Democrat Joe Biden.