Rich Murphy and his brother are certain people will return to gold.

Gold is losing its shine for investors

A sharp decline in gold prices — from $1,900 an ounce in 2011 to $1,200 now — has left some companies struggling.

Rich Pedroncelli/AP File

Study recommends state ‘carbon tax’ to fight climate change

A state report says hiking the price of petroleum products would force many to reduce the use of gas, oil, and fossil fuels.

Sony Pictures Studios defended its decision to cancel the release of “The Interview.”

Sony defends shelving ‘Interview’ after Obama criticism

The company’s CEO insisted in a television interview that ‘‘we have not given in and we have not backed down.’’

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/12/19/BostonGlobe.com/Metro/Images/kreiter_browncitycoucil2_met.jpg BU president appears before City Council following subpoena spat

Robert Brown discussed student and employee diversity after demands that he appear or face possible arrest.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/12/19/BostonGlobe.com/Metro/Images/bdee98a75d1146b5b63799ebb29b5f47-bdee98a75d1146b5b63799ebb29b5f47-0-7777--90x90.jpg N.Y. woman accused of killing 5-year-old cousin

Tiffany VanAlstyne is accused of killing the boy and then calling in a false report that two masked intruders had abducted him.

Rajon Rondo ready to start ‘new chapter’ in Dallas

Rajon Rondo and Dwight Powell were introduced in Dallas on Friday. (AP Photo/The Dallas Morning News, G.J. McCarthy)

G.J. McCarthy/AP/The Dallas Morning News

The former Celtics guard was introduced in Dallas on Friday following his trade there on Thursday.

Brandon Bass throws down a dunk for 2 of his 9 points Friday night. (Matthew J. Lee/Globe staff) Topic: 20celtics Reporter:

CELTICS 114, TIMBERWOLVES 98

Celtics pull away from Timberwolves

The Friday night match was Boston’s first game since trading Rajon Rondo to the Dallas Mavericks.

At a 1925 ice harvest in Maine, men separated the cut ice and guided it to an elevator at the ice house.

ideas

How a Mass. man invented the global ice market

An entrepreneur’s 1806 scheme to sell chunks of frozen New England ponds still shapes how we live.

Bill Murray and Carol Kane in “Scrooged.”

Bill Murray twisted Christmas in ‘Scrooged’

Though hardly a perfect Christmas movie, “Scrooged” is fast-paced and chuckle-inducing, breathing life into an age-old story.

The Northern Avenue Bridge is now closed.

City closes Northern Avenue Bridge in South Boston

The century-old span has for years been a pedestrian link between downtown and the South Boston Innovation District.

The Uber checklist as shown on an Android device.

New alert in Uber app focuses on safety

Police have described four reports from women who said they were indecently assaulted after hailing rides with services including Uber.

Boston, MA., 12/17/14, How to make your own Kcup…..studio shot. Suzanne Kreiter/Globe staff

Innovation Economy

Hacked K-cups are latest in battle over Keurig coffeemakers

When Keurig released a line of “2.0” brewers that don’t work with unauthorized cups, the pod people struck back.

Opinion

Michael A. Cohen

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/12/20/BostonGlobe.com/EditorialOpinion/Images/04534223.jpg Media overreach in Sony hack

By feasting at the trough of misbegotten gains, major outlets increased the pressure on Sony to cave.

The Big Picture

Jewel Samad/AFP/Getty Images

2014 Year in Pictures: Part III

Photos from the last four months of 2014 depicting news events and daily life around the world.