Santa Monica using $1m to evaluate its happiness

Visitors to Santa Monica, Calif., grabbed some rays on the beach on Wednesday. The city won a $1 million grant to investigate just how much residents really like living there.

Jae C. Hong/Associated Press

The city applied for a grant to determine just how much people in Santa Monica really like living there.

A state trooper and other authorities investigated a wooded area across from the police barracks in Blooming Grove, Pa., after a trooper was fatally shot.

Search pressed for killer of Pennsylvania trooper

Investigators on Sunday returned to scour the woods across from a State Police barracks where two troopers were ambushed.

Latest Nation headlines

Obama targets a popular coolant in new effort to curb greenhouse gases

WASHINGTON — The Obama administration is preparing to introduce major steps to phase out production of a popular chemical coolant used in refrigerators and air conditioners, citing growing evidence that the substance is contributing to the warming of the planet.The White House will announce on Tuesday a series of voluntary commitments by some of the country’s largest chemical firms and retailers to move rapidly away from R-134a and similar compounds used in nearly every office, home and automobile in the country, according to current and former US officials familiar with the effort.

GOP blocks women’s bill, Democrats see campaign fodder

WASHINGTON — Senate Republicans derailed a Democratic billMonday aimed at pressuring employers to pay women the same as men, a vote Democrats knew they would lose but scheduled in hopes of attracting support from female voters in November’s elections.GOP senators blockaded the legislation in April and with the support of business groups like the Chamber of Commerce opposed it again Monday.

Soldiers of past honored for valor

WASHINGTON — Two Vietnam War soldiers — one still living, one killed in action — received the Medal of Honor in a White House ceremony on Monday, nearly 50 years after they threw themselves into harm’s way to protect their brothers in combat. President Obama praised the soldiers as patriots whose sacrifices had never been fully realized by a nation divided over the legacy of the Vietnam War.

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JFK: 50 Years Later

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

Globe Investigations

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//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

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//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2013/08/01/BostonGlobe.com/National/Images/Untitled-12.jpg How same-sex marriage laws evolved

In the early 1970s, there were zero states banning or allowing same-sex marriage, and no states offered civil unions or domestic partnerships.

Instagram

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