Microsoft is deleting its AI chatbot's incredibly racist tweets  —  Microsoft's new AI chatbot went off the rails Wednesday, posting a deluge of incredibly racist messages in response to questions.  —  The tech company introduced “Tay” this week — a bot that responds to users' queries …

World's oldest living animal, 184-year-old tortoise named Jonathan, has first ever bath  —  A giant tortoise living on the British outpost of St Helena is given a clean-up ahead of Royal visit.  —  The world's oldest living animal, a 184-year-old giant tortoise, has had its first ever bath.

Democrats Evenly Split Over Clinton, Sanders in Bloomberg Poll  —  Sanders trusted on defending middle class, reining in Wall St.  —  Clinton stronger on foreign policy, security experience  —  More than halfway through a nomination race that she entered as the clear favorite …

Obama's tango ripped on ‘Morning Joe’  —  On Wednesday evening, President Barack Obama and first lady Michelle Obama danced the tango at a state dinner in Argentina.  By the next morning, a bipartisan chorus of disapproval of the optics was bursting out on MSNBC's “Morning Joe.”

Ted Cruz: Trump is a ‘Sniveling Coward’  —  Ted Cruz called Donald Trump a “sniveling coward” and told him to leave his wife “the hell alone” on Thursday after Trump tweeted an unflattering photo of his spouse, Heidi Cruz.  —  “It's not easy to tick me off.

Backlash builds against N.C. law on transgender bathroom use  —  North Carolina on Wednesday passed a sweeping law overturning gay and transgender protections at the local level and requiring students to use restrooms that correspond to the sex listed on their birth certificates.

Shadow campaign to deny Trump his delegates begins  —  When South Dakota's Republican activists convened in Pierre to pick their delegates to the Republican National Convention, they got an unexpected visitor.  —  Merle Madrid, senior aide to Ohio Gov. John Kasich, had flown in from Columbus …

GOP Sen.: ‘Not Fair’ Of GOPers To Block Any SCOTUS Nominee  —  Sen. Susan Collins (R-ME) on Wednesday said that she doesn't believe it is fair of Republican senators to block any Supreme Court nominee from President Obama.  —  “I think it's simply not fair and not right to say that no matter …

In N.F.L., Deeply Flawed Concussion Research and Ties to Big Tobacco  —  The National Football League was on the clock.  —  With several of its marquee players retiring early after a cascade of frightening concussions, the league formed a committee in 1994 that would ultimately issue …

Trumpism After Trump  —  There is now no possibility that the Republican Party will survive its rendezvous with Donald Trump unbroken.  —  If Trump is the party's nominee, the best-case scenario — the best case! — for G.O.P. unity probably involves a host of Republican officials withholding …

You know you're in trouble when you say what Alabama Gov. Robert Bentley just said  —  Trump loves to say these ‘facts.’ Here's where he's wrong. … State of the 2016 race  —  In the hours after a former friend and fired top cop told the media he could prove Alabama Gov. Robert Bentley …

The FBI Is Trying to Crack the San Bernardino Case, Not Set a Precedent  —  You are simply wrong to assert that the FBI and the Justice Department lied about our ability to access the San Bernardino killer's phone.  —  Regarding your editorial “The Encryption Meltdown …

Concord man arrested for not returning VHS rental 14 years later  —  CONCORD, N.C. —  A Concord man was arrested for failing to return a 2002 VHS rental movie, “Freddy Got Fingered.”  —  James Meyers showed Channel 9 the arrest warrant Wednesday.  It shows Meyers is charged with failure to return rental property, a misdemeanor.

Trump the loser  —  A great truth was told when Elizabeth Warren  —  on Monday, branding him a loser.  In her Twitter offensive, the senator labeled Trump an insecure narcissist with a list of failures in business who often demonstrates a problem respecting women and is — she repeated multiple times in tweets — a loser.

Assessing Trump's Path to 1,237  —  A look at the remaining contests shows how he could get there  —  About a month ago, after Donald Trump won the South Carolina primary and all of its delegates, we headlined a piece “The Hour is Growing Late to Stop Trump.”

A PR boss who asked a Muslim woman to ‘explain Brussels’ has been arrested on suspicion of inciting racial hatred.  —  Matthew Doyle, an LSE alumnus and partner at a south London-based talent agency, sparked outrage on social media after he ‘confronted’ a Muslim woman about the Brussels attacks which killed 34 people.

Design and synthesis of a minimal bacterial genome  —  1J.  Craig Venter Institute, La Jolla, CA 92037, USA.  —  2National Center for Microscopy and Imaging Research, University of California-San Diego, La Jolla, CA 92037, USA.  —  3Synthetic Genomics, La Jolla, CA 92037, USA.

Madonna — Busted For Posting Fake Signs to Hoard NYC Parking Spaces  —  BUSTED FOR POSTING FAKE SIGNS  —  To Hoard NYC Parking Spaces

Disney threatens to stop filming in Georgia if anti-gay bill becomes law  —  Shown are the Walt Disney Co. headquarters in Burbank.  —  Delivering a potentially serious blow to one of the fastest growing production hubs in the country, Walt Disney Co. is threatening to no longer film …

This is why Trump's winning, and why I won't vote for Hillary  —  GOP needs to wake up and realize Trump is its fault.  But the Trump/Clinton death match is a national nightmare  —  This week's horrific terrorist attacks on the Brussels airport and metro raised the pressure in the already tight U.S. presidential campaign.

Ga. parents offended by the ‘Far East religion’ of yoga, get ‘Namaste’ banned from school  —  “We need to direct our attention inward and connect to the breath,” yoga instructor Rachel Brathen writes in her New York Times best-selling book about the practice.

Wisconsin's Voter ID Law Requires an Education Campaign, Which the State Hasn't Funded  —  On April 5, when voters cast ballots in Wisconsin's Republican and Democratic primaries, the state's controversial voter ID bill will face its biggest test since Governor Scott Walker signed it into law in 2011.

Obama Expresses Regret for U.S. Policies During Argentina's ‘Dirty War’  —  BUENOS AIRES — President Obama expressed regret on Thursday for the failure of the United States to acknowledge the brutal repression and atrocities that took place during Argentina's “dirty war” in the 1970s and '80s.

WONDER WOMAN EXCLUSIVE: MEET THE WARRIOR WOMEN TRAINING DIANA PRINCE  —  Themyscira is a hidden island where Amazon women of Greek myth have thrived for centuries, living in harmony and free to self-govern away from the gaze of man.  It's also, of course, the birthplace of Wonder Woman …

Columbia Professor Files Sexual Harassment Suit Against University  —  Enrichetta Ravina thought the professor was her mentor, helping her get access to an invaluable trove of data for her research into how workers allocate their retirement savings.  It was scholarship, she believed …

Dyson developing an electric car, according to government documents  —  The company last year refused to confirm they were working on a green vehicle, but a government plan on infrastructure suggests they are  —  Dyson is developing an electric car at its headquarters in Wiltshire with help …