Browse and download high-resolution, public domain Paintings, Drawings, Illustrations and Posters.

Written in the trenches, his “Tractatus Logico-Philosophicus” still baffles and inspires | Books & arts

Fifty years of research on children's toy preferences shows that kids generally prefer toys oriented toward their own gender.

A recent study shows that people with power embrace a "choice mindset" — and apply it to those with fewer resources

A collection of all my interviews about my ‘How to Get Rich’ tweetstorm.  Seek Wealth, Not Money or Status Wealth is assets that earn while you sleep You probably know Naval from his Twitter account. We’re going to talk about his tweetstorm, “How To Get Rich…

Any cicada that tries to break the pattern is simply taking her offspring’s life into her own hands…

A parasite gives its hosts the appearance of youth, and an unmatched social power in the colony.

In dense tropical forests in Sierra Leone, scientists have rediscovered a coffee species not seen in the wild in decades — a plant they say may help secure the future of this valuable commodity that has been imperiled by climate change.

According to the estimation, there are at least six times more birds on the planet than people. The most common species are house sparrows and European starlings.

“I think the days of waiting for recycling to work are over,” notes one environmentalist.

These pathogens already kill 1.6 million people every year, and we have few defenses against them

For many people who’ve had COVID-19, the infections were thankfully mild and relatively brief. But these individuals’ immune systems still hold onto enduring clues about how best to neu…

Nature Medicine - Estimates of the levels of neutralizing antibodies necessary for protection against symptomatic SARS-CoV-2 or severe COVID-19 are a fraction of the mean level in convalescent...

Cornell researchers have topped their own record for atomic resolution with an electron microscope pixel array detector that incorporates sophisticated 3D reconstruction algorithms.

Papers in leading psychology, economic and science journals that fail to replicate and therefore are less likely to be true are often the most cited papers in academic research, according to a new study by the University of California San Diego’s Rady School…