Bigger than bitcoin: Here comes blockchain

Blockchain has so far proved to be a bomb-proof way of registering and storing information so that it is impervious to hacking.

Jet.me founder Jenny Mirken.

For tweens, a social media network all their own

Facebook, Snapchat and many other social media platforms are technically only open to people 13 and above. A new app has a different target.

A rendering of the proposed park. Creating the park and moving the New England Aquarium’s IMAX theater would open up new views of the harbor.

‘The Blueway’ could break stalemate over high-rises

The New England Aquarium’s proposal could breathe life into Don Chiofaro’s plans to redevelop the Harbor Garage site.

Developer Don Chiofaro talked to Globe reporters and editors earlier this month about his vision for the waterfront, which includes the site of the present Harbor Garage.

Pay attention, Don Chiofaro: The Aquarium has come to the rescue

Hey Don, the New England Aquarium is providing a way forward — and an ally in your bid to transform the waterfront.

Latest Business headlines

Thursday’s business agenda

Mortgage rates, workshops, and more notable events and things to know.

Viacom, CBS owner said to be eyeing merger

The Redstone family is pushing ahead to reunite Viacom Inc. and CBS Corp.

BOLD TYPES

For Health Care for All chief, a spiritual shift

The organization’s executive director, Amy Whitcomb Slemmer, is resigning to become a priest.

Biotechs leverage patient groups in drug development

Startups are tapping patient groups to raise awareness of diseases, bankroll research, design clinical trials, and tell their stories to the regulators.

Janitors, building contractors negotiate amid threat of strike

Both sides hope to come to an agreement by Friday night when the current contract is set to expire.

More Business headlines

Fed politics in spotlight as Yellen cornered by lawmaker

Federal Reserve Chair Janet Yellen’s defense of the central bank as nonpartisan came under attack on Wednesday, as a Republican congressman cornered her on whether a key policy maker would have a conflict of interest in discussing a post in the next US president’s administration.

Och-Ziff hedge fund unit to plead guilty to bribery

Och-Ziff Capital Management is expected to have an overseas subsidiary enter a guilty plea.

FILE -- In this May 31, 2016 file photo is State Treasurer John Chiang, right, at a news conference with Assemblyman Ken Cooley, D-Rancho Cordova, left, in Sacramento, Calif. Chiang announced, Wednesday, Sept, 28.2016, that he's suspending some of the state's business with Wells Fargo amid a scandal over millions of accounts allegedly opened without customers' permission. (AP Photo/Rich Pedroncelli,file)

California suspends some Wells Fargo business amid scandal

California’s treasurer said he’s suspending some of the state’s most profitable lines of business with the bank amid allegations bank employees opened millions of accounts without customers’ permission.

The group’s president, Mohammed bin Saleh al-Sada of Qatar, spoke with its secretary general, Mohammed Sanusi Barkindo, on Wednesday.

OPEC reaches preliminary accord to curb oil production

Output levels must still be finalized at a meeting in Vienna in November.

Vertex wins OK for cystic fibrosis drug for younger patients

Federal regulators Wednesday approved Vertex’s Orkambi drug to treat children from 6 to 11 years old.

Energy stocks lead market higher

Reports say OPEC nations are moving closer to an agreement to cut oil production.

The device used to inject flu vaccine in this 1968 photo was described as “an innovative syringe.”

What you need to know about flu vaccines as the winter draws near

While the flu is a common illness, that hardly means the science around it is static.

Governor Charlie Baker’s first overseas trade mission will be to Israel in December.

Governor Baker confirms Israel trade mission

It’s official: Governor Charlie Baker will head to Israel in December for his first overseas trade mission.

Cosi files for Chapter 11

The Boston-based restaurant chain, known for its homemade flatbread, said business would continue as usual at its remaining locations.

Baker’s economic development chief withdraws bid for Cambridge city manager

The top economic development official in the Baker administration has withdrawn his bid to become Cambridge’s city manager.

Stanford endowment joins long list of college funds doing poorly

The Stanford University endowment posted a 0.4 percent loss on its investments for fiscal 2016, underperforming some large rivals but doing better than Harvard University’s 2.0 percent loss.

Attorney General Maura Healey’s office is debating whether to further regulate the industry.

Advocates seek more limits on debt collectors

The calls follow a series of debt collection lawsuits and settlements, including one announced this week by Attorney General Maura Healey.

State Street names new financial chief

The Boston-based firm has tapped the chief financial officer of a Providence-based banking company.

A Blackberry smartphone is displayed in this August 12, 2010 illustrative photo. REUTERS/Bobby Yip/File Photo GLOBAL BUSINESS WEEK AHEAD PACKAGE SEARCH BUSINESS WEEK AHEAD JUNE 20 FOR ALL IMAGES

BlackBerry to stop making its once-ubiquitous smartphones

BlackBerry’s device business will focus on developing applications and an extra-secure version of Google’s Android operating system.

A Google Express delivery truck is parked in New York August 17, 2015. REUTERS/Brendan McDermid

Google Express shopping service expands across New England

Google Express will expand across the region as part of a broader national push.

Wells Fargo CEO John Stumpf testified last week on Capitol Hill before the Senate Banking Committee.

Amid uproar, top Wells Fargo executives to repay hefty bonuses

CEO John Stumpf and former executive Carrie Tolstedt will give up at least $60 million in compensation, the bank said.

John Stumpf will not be eligible for a 2016 bonus.

Wells Fargo CEO to give up $41 million in pay after sales scandal

John Stumpf will forfeit unvested stock awards currently worth about $41 million and will not receive a salary while the investigation is ongoing.

Brenna Schneider, founder of 99Degrees Custom, accepted a $125,000 award Tuesday.

HUBWEEK

MIT awards focus on tech that helps low, middle-income workers

MIT gave $1 million to four companies that are trying to use innovation to help under-served communities.

Elon Musk unveiled his plan Tuesday to colonize Mars within 40 to 100 years at the International Astronautical Congress in Guadalajara, Mexico.

Elon Musk lays out grand vision to colonize Mars

Thousands of people packed a conference hall to hear the much-hyped and long-anticipated presentation.

More and more, Boston startup founders say they’re part of a community

A feeling of community among Boston startups was once missing, but executives say that’s changing.

Baby is born with novel three-parent embryo technique

The technique offers promise to help children avoid often-fatal genetic diseases, but has raised thorny ethical questions and is not allowed in the United States.

Wednesday’s business agenda

Job fairs, seminars, and more notable events and things to know.

Information security experts worry that the record-breaking haul of password data from Yahoo could be used to open locks up and down the Web.

Password breach could have ripple effects well beyond Yahoo

Information security experts worry that the record-breaking haul of password data could be used to open locks up and down the Web.

A Canadian sports media company says DraftKings reneged on payments for a sponsorship deal, and is suing the Boston-based fantasy sports company.

The latest adversary for DraftKings: A Canadian TV network

The company says DraftKings reneged on a sponsorship deal and is suing the Boston-based fantasy sports company for more than $4.1 million.

SpaceX founder Elon Musk spoke Tuesday in Mexico.

This is what Elon Musk’s vision for Mars travel looks like

Elon Musk, the founder of SpaceX, laid out his long-promised vision for building a self-sustaining city on Mars.

Stocks rebound as consumer confidence rises

US consumer confidence reached its highest level this month since August 2007.

Shelley Ewalt of Princeton, N.J., wants CVS to return to the ‘‘vastly superior design’’ of the original Target bottles (at left) with color-coded rings and dump the generic ones now in use.

Switch to generic pill bottles at Target-CVS pharmacies sparks protest

Distraught customers want Target to bring back its bottles with color-coded rings, labels on top, and easier to read instructions.

Reports of plastic prompt recall of Tyson chicken nuggets

Tyson is recalling more than 132,000 pounds of chicken nuggets after receiving reports that “hard, white plastic” was found in some nuggets.

Miguel Reyes (right) taught Kevin Adrean how to operate a wet harvester at a cranberry bog in Rochester last week. This harvesting season comes 200 years after the first known commercial cultivation, on Cape Cod.

Cranberries at 200: Market changes, drought create a crisis

All is not well in cranberry country this harvesting season, the 200th anniversary of the world’s first known commercial cultivation.

Builder who pretended veterans owned firm gets 30 months in prison

By saying his company was owned by an elderly Korean War veteran, David Gorski won $113 million in federal contracts.

Elsa of “Frozen” was a popular Halloween costume for young children.

The princess Halloween costume has been dethroned

This year’s most coveted get-up? Superheroes.

Boston Scientific to buy endoscopy products company for $210m

EndoChoice Holdings is a Georgia-based company that sells products used in endoscopy procecures.

State watchdog raises concerns on Children’s growth

Boston Children’s Hospital’s $1 billion expansion might increase medical costs, the Health Policy Commission warned.

Mass. home sales up nearly 10 percent in August

The increase comes after July had marked the first drop-off of the year.

FILE - In this Dec. 16, 2015, file photo, a man leaves the headquarters of Uber in San Francisco. Instead of listing their shares on a stock exchange, more businesses are going private or never going public in the first place. Uber makes it simple for customers to hail a car, but investors can't easily buy a piece of the privately held company, which is valued at more than $60 billion. (AP Photo/Eric Risberg, File)

Uber partners with startup to help patients get to the doctor

A new startup is using Uber’s technology to help patients who don’t have cars and can’t afford or access public transit.

Brian Golden, director of the Boston Redevelopment Authority, will keep his post in the rechristened Boston Planning & Development Agency. Above: Golden spoke at Tuesday’s event unveiling the new agency name.

Introducing the new BRA: Walsh to re-name powerful Boston agency

The mayor says the Boston Planning & Development Agency will be more oriented toward planning and take in more community input.

Republican nominee Donald Trump gestures during the first presidential debate at Hofstra University in Hempstead, New York on September 26, 2016. / AFP PHOTO / Paul J. RichardsPAUL J. RICHARDS/AFP/Getty Images

Mexican peso strengthens in sign Trump lost ground during debate

The Mexican peso rebounded from a record low, a sign investors may perceive Hillary Clinton outperformed Donald Trump on Monday.

Donald Trump reacted during Monday’s debate.

Would a Donald Trump presidency hurt debt in emerging markets?

If Trump wins, it would weigh on global trade, say investment observers.

WGBH’s satellite studio at Boston Public Library, which opens Friday, will include three cameras, along with a news desk and production room.

At the library, a cafe and TV studio, and an effort to modernize

The Boston Public Library wants to become more of a community space. A WGBH-TV studio and cafe open this week.

Peter Thiel is the cofounder of Palantir Technologies, a data analysis company that’s among the most vaunted of Silicon Valley startups.

Palantir discriminates against Asians, Labor Department alleges

Palantir Technologies is among the most highly vaunted of Silicon Valley startups.

Tuesday’s business agenda

Mass. home sales, consumer confidence, and more notable events and things to know.

Tech Lab by Hiawatha Bray

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Bray writes about technology for the Business section. His Tech Lab column appears on Thursdays.

Shirley Leung

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Leung writes a business column every Wednesday and Friday. Previously she served six years as the business editor overseeing daily and Sunday coverage.

Innovation Economy by Scott Kirsner

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Kirsner’s Innovation Economy column appears in the Boston Sunday Globe, and he contributes to the Globe’s Beta Boston website.