Business groups sued the Obama administration over the rule.
Gun control advocates hailed Monday’s ruling.
The Supreme Court decision was unanimous.
The decision halts enforcement of one of the nation's strictest abortion laws.
The court has had just eight justices since the February death of Antonin Scalia.
The court set new limits on laws making it a crime suspects to refuse sobriety tests.
Anual financial disclosures revealed the gifts given to justices in 2015.
The court is being asked if detained immigrants deserve a bond hearing after six months.
The justices said the agency failed to explain why it changed its interpretation of the law.
Virginia Thomas called the report "disgusting click bait by desperate people."
The dispute over contracts was the first the court heard after Antonin Scalia's death.
Sanders said the decision will "ensure we don't turn over our democracy to the highest bidder."
The case involved ad targeting on the Nickelodeon website.
He sided with the court’s liberal justices to strike down a Texas abortion law.
North Carolina is accused of relying too heavily on race in redrawing district lines.
The rule allows home healthcare workers to earn overtime pay.
The court's ruling was a major blow to Obama's green agenda.
The Supreme Court dealt a blow to President Obama on Thursday.
The case centers on whether union employees can display pro-union signs.
The case centers on the Federal Vacancies Reform Act.
The Supreme Court denied review of a case challenging Connecticut’s assault weapons ban.
The agency sought to keep a former EPA official under Bush from being an expert witness.
Microsoft says the ruling for contractors will limit "corporate social responsibility" policies.
An appeals court rejected their arguments.