Concerns about possible violence are surfacing again in the Bay Area as the University of California, Berkeley, gears up for “Free Speech Week.” The four-day event, hosted by a conservative student group, features controversial personalities from the so-called "alt right" – a coalition of groups that espouse white nationalism, anti-Semitism, and populism. The occasion follows counterprotests in Berkeley and other cities such as Portland that have given critics fodder to accuse leftist activists of stirring up violence in otherwise peaceful public gatherings. At the heart of the allegations is antifa, whose appearance at neo-Nazi and white nationalist rallies has led to heated, and sometimes nasty, confrontations. Q: What is antifa?

Back in 2013, I was in Mexico City for a work trip when the light fixtures started swaying in a ground-floor hotel restaurant. In the United States, we’re taught to find a sturdy table to crouch under, or a doorframe to stand in when the earth starts to tremble. So, I did just that, throwing my hands up against one of the hulking doorways of the 1920s building.

In a surprise move that seems at odds with Washington’s threatening stance toward North Korea, the government of South Korea announced Sept. 21 that it plans to resume humanitarian aid to its neighbor. It also seems to contradict the ratcheting up of sanctions by the United Nations Security Council against the Kim regime in Pyongyang. The $8 million of assistance offered by President Moon Jae-in is aimed at helping close to a million children and pregnant women who are suffering from a recent drought in North Korea.

A man wipes off the headlights of the L.L. Bean Bootmobile in the parking lot at the facility where the famous outdoor boot is made. L.L. Bean is pushing back against a boycott led by a group urging consumers not to shop at retailers that support President-elect Donald Trump after it was revealed that Linda Bean, heir of the Maine-based company’s founder, had donated to a political action committee that helped elect Trump. “We are deeply troubled by the portrayal of L.L. Bean as a supporter of any political agenda,” Shawn Gorman, L.L. Bean’s executive chairman, said in a statement posted to Facebook late Sunday.

Trump tours a Carrier factory in Indianapolis, Dec. 1, 2016. Chuck Jones, the union leader who claims President-elect Donald Trump lied to Carrier employees while touting a deal to keep jobs in the U.S., says he started receiving harassing phone calls a half hour after Trump slammed him on Twitter. “I’ve been doing this job for 30 years,” Jones, president of the United Steelworkers Local 1999, told CNN on Thursday morning.

The sight of workers sleeping on the job is common in China, where a surplus of cheap labor can lead to downtime and employees at startup companies work long hours.

Why we can’t turn away from shows like Serial and Making a Murderer. (Photo: Getty Images)

Adonis Hill, a trainer on the upcoming show “Fit to Fat to Fit,” went from weighing 217 pounds to 286 pounds by consuming 8,000 calories a day.

Just days ahead of the Olympic Games the waterways of Rio de Janeiro are as filthy as ever, contaminated with raw human sewage teeming with dangerous viruses and bacteria, according to a 16-month-long study commissioned by The Associated Press. The AP’s survey of the aquatic Olympic and Paralympic venues has revealed consistent and dangerously high levels of viruses from the pollution, a major black eye on Rio’s Olympic project that has set off alarm bells among sailors, rowers and open-water swimmers.

This evening is Game 1 of the NBA Finals, where the Golden State Warriors and Cleveland Cavaliers will once again face off, and each team has a very stylish roster.

"Mechanical doping" made its way into the popular culture last week when a professional bike racer got caught.​

President Trump continued his efforts to belittle accusations of Russian meddling in the 2016 election on Friday, turning to the latest set of charges, involving targeted political ads placed on Facebook by accounts linked to the Kremlin.

President Trump and North Korean leader Kim Jong Un have unleashed personal attacks on one another after the U.S. commander in chief’s speech at the United Nations. “Kim Jong Un of North Korea, who is obviously a madman who doesn’t mind starving or killing his people, will be tested like never before!” Trump wrote Friday morning. Hours earlier, Kim delivered a barrage of epithets against Trump, calling “mentally deranged” and “a gangster fond of playing with fire,” according to the New York Times.

A new study points to one possible, and troubling, effect of lead contamination in the water of Flint, Mich.: declining fertility and poorer neonatal health.