The photographs arrived quietly, the way memories often do. In them, a young girl (Althea Morchella) is crouched near the forest floor, holding freshly collected morels with a seriousness far beyond her years. There are no lab coats, no instruments, no data sheets. Just damp leaves filtered spring light, and a child learning how to look closely.

They were sent to me by my friend Lisa Anderson, a healthcare professional in the Chicago area, someone who has always believed that science begins long before formal education. Years ago, during a spring mushroom foray, she passed that belief on to her daughter. When I paused over those old images, I realized they captured something essential—not just about mushrooms, but about how knowledge itself begins.                           

That moment is where this story starts. Before morels were molecules. Before they were research subjects. Before they were plated in fine restaurants. They were teachers.

For thousands of years, people across Europe, Asia, and North America have gathered morels without knowing their Latin names or their biochemical secrets. In rural France and Italy, families returned to the same woods each spring. In Eastern Europe, foraging spots were guarded and passed down like heirlooms. In Germanic and Slavic traditions, morels became symbols of renewal, appearing after long winters, floods, or fires.

Their habitats help explain both their mystique and their scarcity. Morels favor hardwood forests where soil is moist but well drained, and where winter has given way to a short, cool spring. Scientists still debate their exact ecological role, but what is certain is that they fruit only when conditions align.  Most of a morel’s life is invisible. Beneath the soil, a network of microscopic threads spreads slowly. The mushroom we recognize is temporary, built to release spores and vanish. Inside those fleeting cells, chemistry is at workOne molecule in particular has drawn the attention of modern science: ergothioneine. Ergothioneine is a sulfur-containing amino acid derivative made almost exclusively by fungi. Humans cannot synthesize it. Plants do not produce it. If it appears in the human body, it arrived through fungi. Its structure allows it to resist oxidation and persist within cells. Unlike many antioxidants, it remains available without disrupting normal cellular signaling. Humans even possess a dedicated transporter protein that moves ergothioneine into cells. Once absorbed, it concentrates in immune cells, the liver, red blood cells, and the brain, where oxidative protection matters most.
 
Fungi evolved ergothioneine to survive environmental stress. When humans eat morels, we borrow that protection an elegant example of evolutionary sharing .Another interesting thing about morel mushrooms is how rare and special they are. Morels grow for a very short time in the spring, which makes finding them exciting but also challenging. They often blend into the forest floor, so foragers need patience and a sharp eye. This is why many people say morel hunting feels like a treasure hunt.

Ergothioneine was first discovered in 1909 by the French chemist Charles Tanret, who isolated it from the ergot fungus (Claviceps purpurea). Because it was originally obtained from ergot, he named the compound “ergothioneine.” Early structural work was done using classical chemical methods, and the full molecular structure was later confirmed with modern analytical techniques such as NMR spectroscopy and X-ray crystallography. Today, we know that many edible mushrooms — including morels — are among the richest natural sources.

This historical painting by Pieter Bruegel depicts victims of ergotism illustrating the severe effects of compounds produced by the ergot fungus (Claviceps purpurea), which contaminated grain supplies in parts of Europe for centuries. From the scientific study of ergot, chemists eventually isolated several important molecules — including ergothioneine, first identified in 1909. While ergot toxins caused disease, later research revealed that other fungal metabolites, especially those found in edible mushrooms, include protective compounds with antioxidant roles. This contrast highlights how the study of fungi has shaped both medical history and modern nutritional biochemistry.

Pieter Bruegel il vecchio, gli storpi, 1568

The chemical structure of Ergothioneine was first clarified in the early 20th century after the compound was isolated from ergot fungus, which is where its name comes from. Early chemists established the basic composition through classical chemical analysis, and later studies confirmed the exact arrangement of atoms using modern tools such as NMR spectroscopy and X-ray crystallography. These techniques showed that ergothioneine contains an imidazole ring with a sulfur group and typically exists in the stable Thyone form, which helps explain its strong antioxidant behavior.
 
In addition, morels have a long history in food culture. They have been collected and eaten for hundreds of years and are considered a delicacy in many countries. Because they must be picked by hand and cannot easily be farmed, morels are often expensive and highly valued.
 
In France, morels eventually made their way from damp forest floors into the highest reaches of the kitchen. In the eastern regions—Franche-Comté, Burgundy, and the Rhône-Alpes—spring morels became inseparable from cream, butter, and patience. One of the most enduring expressions is poulet de Bresse aux morilles, a dish elevated to near-mythic status in French gastronomy. At legendary kitchens such as Paul Bocuse’s L’Auberge du Pont de Collonges, morels are treated not as garnish but as equals—slowly simmered, allowed to perfume the sauce, their honeycombed caps holding cream the way soil once held rain. The dish is seasonal by design, appearing briefly each year, a reminder that even in fine dining, some ingredients refuse to be rushed or replaced.

Simple Morel Recipe and Why Mushrooms Matter

Morels have been prized in European kitchens for centuries   not only for their deep, nutty flavor, but also for their unique nutritional value. One of the most interesting compounds found in mushrooms is ergothioneine, a natural antioxidant made by fungi. Unlike many nutrients, the human body has a specific transporter that actively absorbs ergothioneine and concentrates it in tissues that face oxidative stress. In simple terms: your body is designed to keep and use it.

Rustic Sautéed Morels (Traditional Style)

Method
Clean and slice the morels. Sauté gently in butter or olive oil for 6–8 minutes until fully cooked. Add garlic and shallot, cook briefly, then deglaze with a splash of wine or broth. Finish with herbs and a squeeze of lemon.

Serve over toast, eggs, or alongside poultry.

🍃 Nutrition Note — Ergothioneine

Mushrooms are among the richest dietary sources of ergothioneine. This compound   is relatively stable during normal cooking — meaning a warm sautéed dish still delivers value. That may help explain why mushrooms have held a respected place in traditional cuisines for generations — flavor first, benefits included.

Morels are also connected to nature’s renewal. They are known to grow in areas after forest fires, showing how life can return even after destruction. This makes morels a symbol of growth, resilience, and new beginnings.

Finally, responsible foraging is important. Taking only what you need and respecting the environment helps protect morel populations so future generations can enjoy them too

 
When I look again at those photographs, I see a mushroom shaped by time, a molecule refined by evolution, and a child learning to observe carefully. That is science before it has a name. Morels remind us that mushrooms are not just food. They are living libraries of chemistry, history, and ecology, waiting for someone curious enough to slow down and look closely. This month, the story belongs to the morel. And the molecule is ergothioneine.

This piece was shared with Lisa Anderson, whose photographs and quiet belief that curiosity begins long before formal science helped inspire it. The images remind us that learning often starts close to the ground, with patience, attention, and wonder.

Lisa Anderson