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CrossFitters can be found flipping tires or hitting them with a sledgehammer, climbing ropes, and tossing medicine balls. Shutterstock

CrossFit: elite fitness or pointless pain?

It’s a known fact that exercise is addictive. But CrossFitters – those who take part in CrossFit’s brutal workouts and stringent diet – are infamous for their fanatical devotion to their fitness philosophy…
Social security is on a collision course with insolvency. A little bit of math could keep it safe. Shutterstock

How mathematics could help us save social security

The US Social Security system has been heading toward insolvency for decades, with the program now projected to run a 25% deficit by a little after 2030, according to the Congressional Budget Office. Despite…
Matthew McConaughey embodies the heroic scientist in Interstellar. Paramount

Scientists as Hollywood heroes

Interstellar’s protagonists spend a significant portion of the movie’s 169-minute running time giving mini-lectures – sometimes with props and a little whiteboard – on theoretical physics. The characters…
There just aren’t enough psychiatrists to meet demand. Psychiatrist via Shutterstock

Why is it so hard to see a psychiatrist?

Getting psychiatric care in the United States is a lot harder than it should be. Patients around the country are having a hard time booking appointments for outpatient care, and face significant hurdles…
Hajigak, one of the main routes from Kabul to Bamiyan in central Afghanistan, may contain one of the largest deposits of iron ore in the world. Hadi Zaher/Flickr via CC BY-NC-ND

Copper and lithium may be the keys to Afghanistan’s economic future

On October 27, the last international troops closed their military camp in Southern Helmand Province and left Afghanistan, officially ending their combat role after 13 years of fighting. By the end of…
Many people simply don’t know what legalization means. Gary Cameron/Reuters

Not just potheads: a look at who supports legal marijuana

The United States is experiencing a drastic change in attitudes towards marijuana and marijuana policy. Four states and the District of Columbia have legalized recreational marijuana use and more than…
Race is one way we categorize ourselves among in-groups and out-groups. Hands image via www.shutterstock.com.

People like us: how our brains view others

Race-related demonstrations, Title IX disputes, affirmative action court cases, same-sex marriage bans. These issues made headlines in all spheres of the media this year. However, thoughtful articles on…
How can parents who no longer live together continue to raise their children? via www.shutterstock.com

Child custody - parental rights vs the child’s best interest

The November 2014 elections included a North Dakota voter initiative emblematic of the vigorous debate taking place nationwide about child custody. The “Parental Rights Initiative” required courts to award…
Instead of dying out, Anti-Semitic myths have withstood the test of time.

The greatest zombie lie ever told

Eight hundred years ago, a monk named Thomas of Monmouth wrote a bogus account of the life of St. William, a Christian boy supposedly abducted by “the Jews” of Norwich. A boy – “like an innocent lamb…
Trading floors like this one – at the old American Stock Exchange in the 1980s – are at the heart of capitalism and financial speculation. David Foster/Flickr via CC BY-ND

Financial speculation: the good, the bad and the parasitic

The word “speculation” carries a connotation of negativity. And it’s probably fair to say that pretty much every financial crisis since the tulip mania of the 1630s can be attributed to some sort of mass…
HK protests. Stringer China/Reuters

Is Hong Kong China’s future?

The media spotlight has shifted away from Hong Kong and toward President Obama’s visit to Beijing, but students and activists remain in Admiralty and Mong Kok, and their demands for political change have…
I’ll have a clean cage with a side of fertility issues. Mouse image via www.shutterstock.com

Common disinfectants impair mouse fertility

Mice possess a notable talent: they are excellent at making more mice. Their ability to reproduce at a breakneck pace is one reason they are often used as experimental research subjects. Thus, when Dr…
China’s President Xi Jinping, pictured gesturing at center, last month launched the Asian Infrastructure Investment Bank, a project the US hopes to stymie. Reuters

China’s development bank plans test rising power’s strategic shift

In an influential speech in 2005, then-US deputy secretary of state Robert Zoellick called on China to become a “responsible stakeholder” in the international community. To optimists, China’s recent efforts…
In Interstellar, Matthew McConaughey plays the protagonist, Cooper, who wears many hats: everyman farmer, laconic space hero, grieving father. Mario Anzuoni/Reuters

Interstellar: Nolan’s flawed masterpiece

At about the midway point of Interstellar, a spacecraft descends into the atmosphere of a pristine white planet. Gliding downwards, the tip of the craft brushes against a cloud, and the cloud shatters…
What are the similarities between 28 and 44? Bureau of Engraving and Printing, Smithsonian Institution

Wilson’s long shadow over Obama’s White House

The National Security Agency’s eavesdropping on Chancellor Angela Merkel’s phone calls. The United States Postal Service’s computers recording names and addresses on selected mail. The Obama Administration…
Across California there are plenty of signs of just how dry it’s been, such as here in Topanga Canyon near Los Angeles. wasim muklashy/Flickr via CC BY-NC-SA

California’s severe drought shows why we need to raise the price of water

Last January, California Governor Jerry Brown declared a State of Emergency following projections of severe drought. State bureaucrats and local officials jumped into action and mandated any number of…
Just who were the voteres these elections? Carlo Allegri/Reuters

Minority voters tell their stories

Editor’s note: voter turnout in this year’s midterm elections - 36.6% - was lower than in the 2010 midterms (40.9%.) According to the Pew Research Center the “party of non-voters” is more racially diverse…
When superheroes die on the page, fans have learned not to mourn their deaths. FRacco/Wikimedia Commons

Wolverine’s dead! (well, for now)

Among comic book fans, there’s the joke that the only characters in superhero comics who stay dead are Spider-Man’s Uncle Ben, Batman’s parents, and Captain America’s sidekick Bucky. For everybody else…