Donald Trump Jr. tweeted out what he said was the entire email chain setting up his controversial meeting with a Russian lawyer who had pledged to share damaging information about Hillary Clinton duri...

Donald Trump Jr. tweeted out what he said was the entire email chain setting up his controversial meeting with a Russian lawyer who had pledged to share damaging information about Hillary Clinton duri...

Donald Trump Jr. tweeted out what he said was the entire email chain setting up his controversial meeting with a Russian lawyer who had pledged to share damaging information about Hillary Clinton duri...

Donald Trump Jr. tweeted out what he said was the entire email chain setting up his controversial meeting with a Russian lawyer who had pledged to share damaging information about Hillary Clinton duri...

Donald Trump Jr. tweeted out what he said was the entire email chain setting up his controversial meeting with a Russian lawyer who had pledged to share damaging information about Hillary Clinton duri...

Email exchanges reviewed by The Times offer a detailed unspooling of how an eager Donald Trump Jr. came to meet with a Kremlin-connected lawyer.

Pigeons seem to defy a century-old psychology law about how rewards and consequences help us learn

CapuchinAI, a portable testing station equipped with a touch screen and facial recognition software, could help scientists study primate intelligence in the wild.

Using individual-level medical data and death records, this study finds that conservatives in the USA experienced worse health and higher mortality than liberals during the 2010s. No significant gaps ...

Pigeons seem to defy a century-old psychology law about how rewards and consequences help us learn

In the 1960s, worm-training experiments and their strange implications captivated the nation. Columnist Claire L. Evans follows the neuroscientists who attempted to recapture the magic.

A video game revealed that people with depression had difficulty setting expectations as environments changed, serving as a potential way to identify and monitor the condition.

Scientists observe bumblebees rolling a ball underneath a flower to get sugar, showing complex problem-solving abilities.

Scientists observe bumblebees rolling a ball underneath a flower to get sugar, showing complex problem-solving abilities.

Tucker Collins, an 18-year-old freshman at USC, attended a 'No Kings' protest in Los Angeles on Mar. 28. He ended up getting shot in the eye with a less-lethal projectile by a Department of Homeland S...

Do pigeons follow the Law of Effect? A new study reveals that pigeons maintain behavioral variability even when rewarded for any sequence.

Do pigeons follow the Law of Effect? A new study reveals that pigeons maintain behavioral variability even when rewarded for any sequence.

YouTube video by JDFensty

Most believe that Pavlovian conditioning is a form of learning that is limited to simple reactions like salivation. But Pavlov's own view of conditioning was vastly more expansive.

Sometimes, the most successful creative accomplishments are the result of context, coincidence, and consequence—not insightful, intelligent design.

Sometimes, the most successful creative accomplishments are the result of context, coincidence, and consequence—not insightful, intelligent design.

Whether it’s a canary’s chirp or a treefrog’s croak, humans tend to prefer many of the same sounds that animals do themselves, a new study finds

Whether it’s a canary’s chirp or a treefrog’s croak, humans tend to prefer many of the same sounds that animals do themselves, a new study finds

Colossal Biosciences’ CEO says its work follows a ‘moral obligation’ while critics say it’s ‘tech bro’ hype that could undermine conservation

A colony of African vervets in Dania Beach raises big questions about how humans can and should manage nonnative species.

Scientists hope results analysed after the mice watched video footage will help them understand their perceptions

Scientists hope results analysed after the mice watched video footage will help them understand their perceptions