Stoicism says that we should change what we can, endure what we must. The company we keep is something we can, and often should, change.

Jains believe that karma weighs the soul down. This can be overcome through extreme asceticism, in which one slowly withdraws from life.

People appear to have no qualms about sharing their locations, struggles, and relationships online.

Which philosopher had the strongest arguments? David Hume, who raised some of the best challenges for science, ethics, and religion.

Baruch Spinoza suggests how to lead a virtuous and blessed life.

The question of anti-Semitism, Nazism, and a particularly nasty sibling haunted Nietzsche's legacy.

Do right and wrong depend on culture, or does morality transcend place and time?

Some neurology experiments — such as growing miniature human brains and reanimating the brains of dead pigs — are getting weird. It's time to discuss ethics.

For the ancients, hospitality was an inviolable law enforced by gods and priests and anyone else with the power to make you pay dearly for mistreating a stranger.

A new study tested to what extent dogs can sense human deception.

The ethical debate over zoos is going to grow louder. There might be a solution that involves robots.

Gain-of-function mutation research may help predict the next pandemic — or, critics argue, cause one.

The wise, the old, and the experienced matter to a full and happy life.

Apart from divine authority, is there an ethical basis for right and wrong?

A virtuous diet isn't strictly vegan.

As a form of civil disobedience, hacking can help make the world a better place.

It could lead to a massive uptake in those previously hesitant.

When does a healthy desire for wealth morph into greed? And how can we stop it?

Hippocrates overturned conventional wisdom and invented modern medicine.

"The question is which are okay, which are not okay."

What's the difference between brainwashing and rehabilitation?

How morally developed are you?

This spring, a U.S. and Chinese team announced that it had successfully grown, for the first time, embryos that included both human and monkey cells.

Many people believe that in the face of profound evil, they would have the courage to speak up. It might be harder than we think.

In the near-term, gene editing is not likely to be useful. Even in the long-term, it may not be very practical.

Do you sound friendly? Hostile? And which voice would be more likely to buy something?

Did the 20th century bring a breakthrough in how children are treated?

What do communist dictators Joseph Stalin and Mao Zedong have in common with U.S. Presidents like John F. Kennedy and Ronald Reagan? Hint: It’s the same thing they have in […]

Could a pill make you more moral? Should you take it if it could?

The potential of CRISPR technology is incredible, but the threats are too serious to ignore.