Norman Rosenthal’s struggle with SAD inspired him to understand it

Read Norman Rosenthal’s original 1984 paper describing SAD

The study helped formalize research and diagnosis of seasonal affective disorder, catalyzing the development of therapies (like bright light) and leading to broader adoption of effective treatments. It also helped connect the influence of light and seasons on biological mechanisms in the human body, spurring exploration of circadian rhythms.

One theory claims the retinae of SAD patients may fail to adjust to less light in winter

Most people’s eyes become more sensitive to light in the winter months, but some do not. This failure to adjust causes ripple effects on those individuals’ biological clocks. This Ted-ED video provides a clear, brief, narrative explanation of the condition in six minutes.

An engineer tracked his moods for decades and helped researchers identify SAD

Civil engineer Herb Kern had bipolar and would record his moods dating back to 1967. He noticed the seasons were a major factor in the increase and severity of his episodes. By reaching out to researchers at the National Institute of Mental Health, Kern became the first human to confirm increased melatonin levels during winter and to receive bright light therapy.

The science of spring fever

Researchers have confirmed what people have sensed for ages: Our emotions during the springtime can go a little wild. This piece breaks down the impact of the seasonal transition on our bodies and prescribes a few ways to mitigate the effects.

Listen to how gaps in schizophrenia care helped to lead to a murder

Michael Laudor attended Yale, succumbed to schizophrenia, and killed his pregnant fiancée. The podcast, which includes a long but moving interview with Laudor's friend Jonathan Rosen, uses the tragedy to frame how America's approach to severe mental illness has fallen short.

'The Father of Positive Psychology' gives tips on building resilience

People differ in how they respond to setbacks. Famed psychologist Martin Seligman outlines three key pillars for resilience: developing mental toughness by interpreting failures as external and temporary, recognizing and using one’s signature strengths, and cultivating strong relationships that offer support and meaning.

Working as a mall elf is not always merry

Humorist David Sedaris’s classic radio piece on his time working as Crumpet the Elf at Santaland in a Macy’s revealed a darker side of Christmas, filled with tantrums and fights. First broadcast in 1992, Santaland Diaries was Sedaris’s breakout story, and NPR has annually aired the story ever since.

Watch this behind-the-scenes interview about the first person ever diagnosed with autism

Two reporters from The Atlantic tell the story behind their effort to track down the first diagnosed autism patient, Donald Gray Triplett, in Forest, Mississippi, and how his life turned out decades later.

Charles Dickens' novels inspired a young Norman Rockwell

Rockwell is considered a narrative painter who tells stories through his portraits of everyday Americans. The interest in using images to tell stories began at a young age, when his father read Dickens aloud to him while the young Norman illustrated the books’ scenes.

Life during three months of polar night

In Norway's Svalbard archipelago, night reigns from November to January, as with many communities living within the polar regions. Contrary to popular assumptions about such places, many residents of the region describe the long darkness as peaceful, a time to slow down and draw nearer to neighbors and community. Read more on life in polar night, specifically in the Svalbard town of Longyearbyen, in this essay from a resident there.

An avowed rationalist discusses his near-death experience

Documentarian Sebastian Junger, a veteran reporter and skeptic discusses his experiences—in particular, a frightening vision—after an aneurysm and internal hemorrhaging left him nearly dead. Junger talks about his NDE, the possible scientific explanations, and how that day changed his fundamental worldview.

The emotional regression that happens when we visit home

Despite how mature we might like to think we are, returning home for the holidays often results in reverting to our moodier, angstier childhood selves. This story in the conversation dives into the root of this phenomenon, which can largely be explained by attachment theory. Read along to understand how your past experiences and attachment style can influence your current behaviors and for advice on how to cope with regression.

Climate determinism wrongly linked human traits and societal progress to geography

Historically rooted in Greek philosophy, its ideas used the latitudes where people were located to justify racial hierarchies, casting tropical peoples as lazy or inferior. These biases still influence how media and research portray people in climatically disadvantaged regions. (Some readers may experience a paywall.)

What it feels like to live with dementia

This nine-minute short film attempts to answer what it feels like to fade into dementia, as memory, motor skills, and cognition steadily decline. This award-winning short film follows Jos, a married father who worked in hospitality, as he sinks into ,"what feels like a single day. Or is it years?"

A teenage Springsteen struggled with his father

Springsteen’s father didn’t understand why his son was interested in pursuing a music career, leading to a tense relationship that was often exacerbated by his father’s struggles with mental illness.

Mo Amer shares his immigration journey through comedy and storytelling

In the 2025 "Code Switch" podcast, comedian Mo Amer discusses how his Netflix series, "Mo," and other stand-up specials draw on his real-life experience as a Palestinian refugee navigating the US immigration system.

Sartre spent his time in the French Army working on a novel

The writer's physical limitations (including partial blindness and balance issues) prohibited him from serving on the front lines. Instead, he worked as a military meteorologist. The job was not very demanding, so he spent most of his time writing. He told Simone de Beauvoir it was "extremely peaceful work; indeed I cannot think of any branch of the services that has a quieter, more poetic job."

Read Charles Darwin's description of his tinnitus suffering

When he was 57 years old, Darwin wrote to a new doctor about his suffering from a variety of maladies, including "singing of ears", vomiting, recurring flatulence, vomiting, and more. He noted how he believed his stress contributed to these symptoms.

English chemist Rosalind Franklin (1920 - 1958) on the importance of science

"Science and everyday life cannot and should not be separated. Science, for me, gives a partial explanation of life."

Albert Einstein taught courses in Davos

This silent video from the 1920s shows footage of Einstein at Davos. The famous scientist spent time there, delivering public lectures on his theory of relativity as part of the town’s university courses.

Ned Nye instilled an interest in timekeeping and sundials in Bill Nye

While a prisoner of war for four years during World War II, the Japanese military confiscated Ned's watch, so he built sundials to keep track of time. Ned would later research and write a book on sundials and be honored with a lifetime membership to the North American Sundial Society.

Nelson Mandela delivered his famous anti-apartheid speech in court in 1964

During the Rivonia Trial, Mandela was charged along with several others for opposing South Africa's apartheid government, and expected to be sentenced to death. He showed up to court wearing traditional Xhosa attire and delivered an hours-long address against racial domination. Nelson said he hoped to live to see realized his ideal of a democratic and free society, but announced that he was prepared to die for his cause.

'The Wonderful Wizard of Oz' was inspired by a drought

In 1886, Baum moved to Aberdeen, South Dakota, opening a general store and a newspaper. A drought afflicted the area, decimating crops. Baum moved, but his first 'Oz' book describes Dorothy's Kansas in a way that matched what he saw in South Dakota.

Hear firsthand how scientists and policymakers saved the ozone layer

In this episode, atmospheric chemist Susan Solomon and Protocol architect Stephen Andersen recount how scientific discovery, diplomacy, and public pressure drove the Montreal Protocol—and share lessons for tackling climate change.

Greg Norman, before LIV Golf

In 1994, Greg Norman was enjoying success as a pro golfer. But the Australian wanted to see more opportunities for global players like himself, leading him to found the World Golf Tour. Read this Sports Illustrated deep dive on Norman's failed golf league and the lesson he learned that would help him launch and become CEO of LIV Golf in 2021.

In 1939, baseball star Lou Gehrig delivered his inspirational 'Luckiest Man' speech after retiring due to the health condition that now bears his name.

In recent years a child anxiety expert has created and tested a novel phobia and anxiety treatment approach for children, focused on changing how parents respond to the fears.

Studies suggest when you sleep is as important as how much you get, and syncing with your circadian rhythms may lead to less fatigue and improved long-term health outcomes

After NASA's Voyager 1 captured Earth as a single pixel as it left the solar system in 1990, astronomer Carl Sagan used the image to reflect on humanity's fragility and the responsibility to protect 'the only world we've ever known.'

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

Existentialist writer Jean-Paul Sartre coined the famous phrase 'Hell is—other people' in his play 'No Exit'

Listen to an in-depth conversation on the links between Parkinson's disease and herbicide exposure and the challenging pace of scientific investigation.

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.

Salvador Dalí believed he was his own dead brother, who had died nine months before he was born

The tragic Pulitzer Prize-winning image 'The Vulture and the Little Girl' (1993) generated controversy, raised concerns about ethics in photography, and eventually led to the photographer's death.

A researcher recently discovered an interview from 1967 between groundbreaking journalist Joan Didion and the Grateful Dead, years before the band became an institution.

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

The 19th-century painters of the Hudson River School were among the first American romantics, with portraits that displayed the natural beauty of the young country.

Telehealth demand for GLP-1s for weight loss is booming as consumers seek easier access.

Crows are believed to have intelligence on par with a seven-year-old child and demonstrate complex behaviors, from problem-solving with tools to recognizing human faces.

Fish populations in the Great Barrier Reef have increased after installing waterproof speakers on the ocean floor that played recordings of sounds from healthy coral reefs.

Before writing 'Walden,' transcendentalist Henry David Thoreau nearly burned down his hometown with a campfire that grew out of control.

Quincy Jones' 'Big Band Bossa Nova' helped introduce bossa nova—a jazz-influenced Brazilian genre—to the US

Dorothy's famous entrance into Oz in 'The Wizard of Oz' relied on analog tricks, including a body double and sepia-toned paint, as much as it did on technology

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

The history of many kitchen appliances involves unexpected discoveries and applications, including wartime radar turned hamster defroster and replacing an 'ice king' with heat-stealing boxes.