Latest Nation headlines

Justices to examine 2020 Census question

The stakes could hardly be higher. The enumeration clause requiring a count of the nation’s population every 10 years is ‘‘the very foundation of our democratic system,’’ wrote Judge Richard Seeborg of California.

Divining disaster: inside the US Storm Prediction Center

NORMAN, Okla. — The atmosphere was in turmoil before sunrise one day last week, and more than 58 million people were at risk.

Biologist study finds mercury in predator peregrine falcons

A Nevada wildlife researcher has found that not even the fastest bird on Earth can escape mercury contamination.

Trump called on intelligence chiefs for support as Mueller probe began

The president told the NSA director that stories alleging that Trump’s 2016 campaign had ties to Russia were false and wanted to know what could be done to counter them.

Waikiki flood concerns spur push for Hawaii shore protection

Hawaii’s iconic Waikiki Beach could soon be underwater as rising sea levels caused by climate change overtake its white sand beaches and bustling city streets.

Dallas area leads American cities in 2018 population growth

New population estimates show that the Dallas-Fort Worth area led American cities in new residents from 2017 to 2018.

JFK: 50 Years Later

Special section

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/11/21/BostonGlobe.com/National/Images/KENNEDYANNIVERSARY-4.jpg

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.