Latest Nation headlines

Pruitt, testifying to lead EPA, criticizes environmental rules

Pruitt criticized federal rules protecting air and water and addressing climate change, and forcefully advocated a states’ rights approach to environmental regulation.

Federal study on Dakota Access pipeline to move forward

A study could take up to two years, but the study notice can be withdrawn if Boasberg were to eventually rule that ETP has permission for the crossing, Army attorneys said.

Earth sets heat record for third straight year

Earth sizzled to a third-straight record hot year in 2016, with scientists mostly blaming man-made global warming with help from a natural El Nino that’s now gone.

Denver starts work on allowing pot in public, a first in US

Denver is starting work Wednesday on becoming the first city in the nation to allow marijuana clubs and public pot use in places such as coffee shops, yoga studios and art galleries.

Trump budget nominee failed to pay $15,000 in taxes related to household employee

President-elect Donald Trump’s pick to lead the White House budget office, Representative Mick Mulvaney, failed to pay more than $15,000 in state and federal employment taxes for a household employee, according to a disclosure form obtained by The Washington Post.

Former president George H.W. Bush hospitalized in Houston; Barbara Bush also under care

HOUSTON — Former president George H.W. Bush was admitted Wednesday to the intensive care unit of a Houston hospital with pneumonia, and his wife, Barbara, was hospitalized as a precaution after suffering fatigue and coughing, a spokesman said.

JFK: 50 Years Later

Special section

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A five-part series examining the profound impact of former President John F. Kennedy’s assassination.

Globe Investigations

Special section

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/10/01/BostonGlobe.com/Special/Images/magnifying_glass1500618-081--90x90.jpg Recent investigative reports

Read recent stories and ongoing investigations from the Globe’s journalists.

Gay marriage in the US

Interactive Graphic

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/08/01/BostonGlobe.com/National/Images/Untitled-12.jpg Timeline of gay marriage in US

In the early 1970s, there were zero states banning or allowing same-sex marriage. Now it’s legal nationwide, and all bans have been overturned.

Instagram

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/12/17/BostonGlobe.com/Metro/Images/a4a68392593311e3a80a0a154a02c3a8_7-7210--90x90.jpg Boston Globe Instagram photos

A live stream of Instagram posts from The Boston Globe photo department.