Suffolk Downs officials detail shut-down plans

Live horse racing will stop on Sept. 29 and the track will close down for good sometime in December, an official said.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/09/17/BostonGlobe.com/Metro/Images/851e8e3a1fc84ca1b769c3cba16007b7-851e8e3a1fc84ca1b769c3cba16007b7-0.jpg Answers to your questions on the Everett casino

What’s the earliest the casino could open? What jobs will be available and when? Mark Arsenault tackles your inquiries.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/09/17/BostonGlobe.com/Metro/Images/home-bigh.jpg Blackstone home could be demolished, officials say

Town officials are scheduled to meet next week to discuss the fate of the squalid residence.

The Mount Vernon Co., which developed the Green District over the past three years, will retain five of the buildings.

Yoon S. Byun/Globe File

Allston sale highlights hot city housing market

Three buildings in the Green District off Commonwealth Avenue are being purchased by National Development of Newton for nearly $150 million.

Great White sharks were spotted off Chatham.

2 great white sharks spotted off coast of Chatham

The two sharks are the ninth and 10th great white sharks tagged by the state marine fisheries division in 2014.

Caption: Adult males from the Ngogo community in Uganda, studied since 1995, listening to vocalizations from distant members of a rival community.

Is war innate or a modern human invention?

Chimpanzee research suggests the unsavory side of human nature appears to be something we share with our closest ape relatives.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/09/17/BostonGlobe.com/Metro/Images/Screen%20Shot%202014-09-17%20at%202.28.35%20PM.png Happy birthday, Boston. Here’s the city’s oldest document

Boston’s storied history began 384 years ago. At least on paper, it starts with a minor crisis.

BetaBoston

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/09/17/BostonGlobe.com/Business/Images/robot150-4822.jpg CyPhy Works, iRobot win US Army contracts

The Boston-area companies have received contracts to build emergency robots that can find and diffuse explosives in pipes.