Repairing gas leaks with the help of a robot

Jay Fabian made adjustments to a robot used repair gas main leaks.

David L. Ryan/Globe Staff

National Grid has a new tool in its arsenal to repair leaking gas mains.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/23/BostonGlobe.com/Business/Images/2016-04-28T110215Z_503822431_GF10000398134_RTRMADP_3_UBER-TECH-SETTLEMENT.jpg Uber rebuffs calls to release diversity numbers

Uber cited racial bias to defend its tipping policy. What about its own hiring practices?

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/29/BostonGlobe.com/Business/Images/eid.jpg Take a selfie, then file your tax return

Could a selfie be the answer to curbing the multibillion-dollar tax fraud problem?

Jonathan Wiggs/Globe Staff

Mass. medical marijuana shops face scrutiny

State rules prohibits waiting lists, but many patients apparently were not aware the practice was illegal.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/30/BostonGlobe.com/Metro/Images/200_ainsley_laroche.jpg Months after assault, intimidation continues, victim says

Casa Isla Short-Term Treatment and Revocation Center was closed last year after the allegations of abuse surfaced.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/29/BostonGlobe.com/Metro/Images/lee_lynnfield1_met.jpg Man killed at multimillion-dollar party home in Lynnfield

A 33-year-old man was shot to death early Sunday at a house party in an upscale neighborhood.

The proposed tower at 533 Washington St., shown in this rendering, would dwarf the neighboring Opera House.

Stantec Architecture

Could this project threaten Boston Opera House?

A developer?s plans to shoehorn a 300-foot tower onto a postage-stamp site in Downtown Crossing faces opposition.

TINA FINEBERG FOR THE BOSTON GLOBE

Libertarians pick Weld for vice president

Delegates selected former Massachusetts governor William Weld to be Gary Johnson?s vice presidential running mate.

Donald Trump (right) and William F. Weld.

Trump on Weld: ?I don?t talk about his alcoholism?

Donald Trump took a shot at William Weld after the former Mass. governor said Trump?s immigration plan reminded him of Nazi Germany.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/12/14/BostonGlobe.com/EditorialOpinion/Images/ryannuguns2_met-1596.jpg Are campus police departments diverse?

The Globe requested data on the racial and gender makeup of campus police and security departments from 12 local colleges and universities.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/30/BostonGlobe.com/Metro/Images/200_harvey_sanford.jpg Harvey Sanford, mechanic for the Tuskegee Airmen, dies at 89

Mr. Sanford served with the pioneering group of African American airmen in World War II.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/30/BostonGlobe.com/Arts/Images/531733068.jpg Fifty years later, The Monkees are still endearing

The leaders of Weezer, Death Cab for Cutie, Oasis, and Fountains of Wayne all wrote songs for the new Monkees album, ?Good Times!?

NICK CAFARDO | ON BASEBALL

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/29/BostonGlobe.com/Sports/Images/535435134.jpg Clay Buchholz takes to new role nicely

The starter-turned-reliever tossed a scoreless inning Sunday and picked up the win.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/29/BostonGlobe.com/Foreign/Images/AFP_BB8LK.jpg At least 700 migrants died in past week, UN says

The deaths occurred as the migrants tried to travel by boat from Libya to Italy, the UN relief agency said.

Memorial Day

Artists Allen Chamberland and Lori-Anne Fay.

Jonathan Wiggs/Globe Staff

MFA displays artworks by homeless, disabled on Memorial Day

Among the Picassos and Rembrandts, Memorial Day visitors get a chance to see art borne of homelessness and disability.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/26/BostonGlobe.com/Metro/Images/ryan_flags4_met.jpg What?s open, closed on Memorial Day

A look at how the holiday will affect your routine.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/27/BostonGlobe.com/Business/Images/IronMountain06.jpg Iron Mountain returns to cloud storage, with EMC as a partner

The company is using a former Pennsylvania mine to run an operation that pits it against big rivals like Amazon.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/30/BostonGlobe.com/Arts/Images/bcsunday-25-001[1]-1387.jpg Photos from Boston Calling

The seventh outing of the Boston Calling Music Festival concluded on Sunday.

Opinion & Ideas

JEFF JACOBY

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/27/BostonGlobe.com/EditorialOpinion/Images/jacoby-1793.jpg Up and down ? but mostly up ? the income ladder

In the US, neither poverty nor wealth is immutable, and no one?s station in life is fixed at birth.

Life sciences

STAT, a national publication from Boston Globe Media Partners, covers health, medicine, and life sciences.

Ground Game

ground game

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/05/26/BostonGlobe.com/Politics/Images/AFP_B7415.jpg Why the State Dept. e-mail investigation really matters

The report could affect Hillary Clinton?s ability to pivot her campaign heading into the general election.

The Big Picture

Kimimasa Mayama/Pool via Reuters

Obama?s historic Hiroshima visit

President Obama became the first sitting US president to visit the Japanese city, where he paid tribute to the 140,000 lives lost in the 1945 atomic bombing.