Hiawatha Bray

Teaching a driverless car to turn left

In a perfect world, cars and trucks would never turn left. So imagine teaching a machine to turn left ? in Boston?s infamous traffic, no less?

People gathered in front of the Brandenburg Gate in support of scientific research during the

Rally to support the sciences set for Boston Common

Scientists, doctors, and supporters are expected to gather on the Boston Common Saturday afternoon for a rally to support the sciences.

STAT

Live updates: March for Science kicks off in Washington, D.C.

STAT is collecting and curating news from science marches across the globe.

Sports

BALTIMORE, MD - APRIL 21: Dustin Pedroia #15 of the Boston Red Sox lays injured on the field after colliding at second base with Manny Machado #13 of the Baltimore Orioles in the eighth inning at Oriole Park at Camden Yards on April 21, 2017 in Baltimore, Maryland. (Photo by Matt Hazlett/Getty Images)

Matt Hazlett/Getty Images

A closer look at the Dustin Pedroia-Manny Machado spiking

The incident forced Pedroia to exit Friday?s game in the eighth inning.

Orioles 2, Red Sox 0

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/22/BostonGlobe.com/Sports/Images/671315056-14501.jpg Tensions mount in Sox? loss as Dustin Pedroia is spiked, injured

Pedroia was spiked feet up by Manny Machado in the eighth inning of a 2-0 loss.

DAN SHAUGHNESSY

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/21/BostonGlobe.com/Sports/Images/shaughnessy1-14386.jpg Determined Celtics restored their dignity and got back into the series

There were some surprises in Game 3 (Gerald Green a starter), but the Celtics simply outplayed the Bulls.

Bruins 3, Senators 2

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/22/BostonGlobe.com/Sports/Images/tlumacki_bruinsvssenatorsplayoffs_sports803.jpg Kuraly?s goal in double OT lifts Bruins over Senators

The rookie forward scored his second goal of the game to keep the Bruins alive.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/19/BostonGlobe.com/Business/Images/254f0e6c71384a5ea318c6deb0a38d35-254f0e6c71384a5ea318c6deb0a38d35-0.jpg American Airlines investigating claim that flight attendant violently confronted mother

American Airlines said a flight attendant in the video had been suspended from flying while the investigation takes place.

Television

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/20/BostonGlobe.com/Arts/Images/americangodsfinalweb.jpg Moment has arrived for Gaiman?s ?American Gods?

The timing is fortuitous for the TV adaptation of the author?s fantasy novel ? what he calls ?a big, mad drama about America.?

Metro

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/20/BostonGlobe.com/Sports/Images/5b34d04540da46658c552c8787295121-5b34d04540da46658c552c8787295121-0.jpg Hernandez funeral set for Monday in his Conn. hometown

A private funeral for convicted killer and former New England Patriots star Aaron Hernandez has been set for Monday afternoon.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/22/BostonGlobe.com/Metro/Images/6a55d7b252144732b701af9daaec4e5c-6a55d7b252144732b701af9daaec4e5c-0-10095.jpg Hernandez?s fiancee may sue prison for failing to prevent suicide

The attorney for Hernandez?s fiancee said she may sue state prison officials for failing to prevent his suicide.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/20/BostonGlobe.com/Metro/Images/cc63fada93534d6cb6b921d39a576875-cc63fada93534d6cb6b921d39a576875-0-9898.jpg Timeline: The days and hours surrounding Hernandez?s death

An overview of the details leading up to, and after, the death of former Patriots star Aaron Hernandez.

Debra Sarjeant, the wife of murder victim Charleston Sarjeant, placed flowers on her husband's casket at Oak Lawn Cemetery as their three children looked on.

George Rizer/Globe staff/File 1992

25 years later, the fallout from a Boston murder remains

Even in the blood-soaked early ?90s, Charleston Sarjeant?s beating stood out for its shocking pointlessness.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/22/BostonGlobe.com/Metro/Images/unnamed-10098.jpg Body of man in his 20s found near Esplanade

The body of a man believed to be in his mid-20s was found early Saturday morning on the bicycle path near the Charles River Esplanade.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/21/BostonGlobe.com/Metro/Images/the_sussex_declaration._west_sussex_add_ms_8981.jpg Rare Declaration of Independence copy found ? in UK

Harvard researchers uncovered the document in a tiny records office in the town of Chichester archives.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/19/BostonGlobe.com/Metro/Images/greenhouse_20marijuana-3_metro.jpg Marijuana panel chair aims to kill off black market quickly

A key state senator wants to kill the black market for marijuana by keeping the tax on the drug low when it is sold legally next year.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/22/BostonGlobe.com/Foreign/Images/c4f4db6b5df44e28a6dd771f2cf2eef9-c4f4db6b5df44e28a6dd771f2cf2eef9-0.jpg Ivanka Trump?s brand escalated China trademark work during campaign

Ivanka Trump?s brand intensified work in China as her father campaigned for president, applying for nearly twice as many trademarks in five months as in the prior eight years.

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/21/BostonGlobe.com/Metro/Images/e5a23a9d0576403f86338aeb82e2bb12-e5a23a9d0576403f86338aeb82e2bb12-0.jpg Loss of ?Codfather? permits could hurt New Bedford

In a matter of months, the fish caught by Carlos Rafael?s boats could end up in another port somewhere else in the Northeast.

Opinion & Ideas

Editorial

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/21/BostonGlobe.com/EditorialOpinion/Images/63173a56dc9549edb1ad12feaf5602a6-63173a56dc9549edb1ad12feaf5602a6-0.jpg How to help Massachusetts retailers

Retail stores have taken a real hit in the last several years ? and Massachusetts should look for ways to help.

Special reports

Summer of ?67

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/06/BostonGlobe.com/Metro/Images/jim.jpg The summer that changed Boston

The nation was splintering, and Boston wasn?t immune. But something was happening here.

Newsletters

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2016/12/20/BostonGlobe.com/Business/Images/629844334[1].jpg Sign up for Talking Points

An afternoon recap of the day?s most important business news, delivered Monday through Friday.

Address: Spring House Hunt

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/06/BostonGlobe.com/Lifestyle/Images/realestate.jpg Advice on taking real estate photos from a Pulitzer-winning photographer

In America, everyone who has a cellphone thinks they are a professional photographer. They are not.

Investigations

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/03/03/BostonGlobe.com/Foreign/Images/AFP_MB3WQ.jpg Documenting Hate: Submit an incident you know about

If you have been a victim or witnessed a hate incident, share your information here so we can investigate.

STAT

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2017/04/21/BostonGlobe.com/National/Images/March%20sign.jpg The 31 best signs people will be carrying at the March for Science

One of the best parts of any march is the signs ? and Saturday?s march will deliver on that front.