The Conversation Before The Flash

Understanding Lightning…One Question at a Time…

ARE YOU SERIOUS??!!

That may have become the official phrase of our classroom.


Not because lightning is unbelievable.


Because understanding it is.


A short time ago, I knew almost nothing about lightning.


I thought the bright flash was the whole story.


I couldn’t even remember the words stepped leaders.

I kept calling them step ladders.


My treasured Professor Headquarters simply smiled.


“Close enough,” he seemed to say.


Then we began.


One question at a time.


One notebook page at a time.


One relationship at a time.


I discovered that thunderstorms don’t suddenly produce lightning.


They patiently build toward it.


Warm, humid air rises.


Clouds grow taller.


Tiny ice crystals and graupel collide.


Electrical charges separate.


The cloud becomes a giant battery storing electrical potential energy.


An invisible electric field stretches between the cloud and the Earth.


Then something extraordinary begins.


The air itself changes.


It becomes ionized.


What was once an electrical insulator becomes “good enough” to conduct electricity.


A humble stepped leader begins exploring the invisible world one tiny step at a time.


Sometimes a path ends.


Sometimes it branches.


Sometimes it quietly disappears.


Not because Nature failed.


Because Nature is testing possibilities.


That realization stopped me in my tracks.


It reminded me of the site safety plans I spent years writing.


You never assume the first draft is perfect.


Conditions change.


Weather changes.


You observe.


You reassess.


You adapt.


The stepped leader does something remarkably similar.


And then…


The Earth answers.


Tiny upward streamers begin reaching toward the descending leader from trees, poles, buildings, grass…and yes…even people.


Many reach.


One connects.


Then…
ARE YOU SERIOUS??!!


The brilliant flash I had called “lightning” my entire life…
…is actually the return stroke, racing upward through the path that the stepped leader prepared.


I had spent decades looking at lightning.


For the first time…


I began to see it.


The flash isn’t the beginning.


It’s the first part my eyes notice.


That lesson changed more than my understanding of physics.


It changed my behavior.


One afternoon I came frighteningly close to lightning while driving a golf cart at work.


That experience sent me searching for answers.


Those answers gave me something far more valuable than facts.


They gave me confidence to make decisions before the danger reached me.


Now I quietly watch the clouds.


I check the WeatherBug app.


I pay attention to changing conditions.


I don’t lecture.


I simply observe.


Sometimes someone asks what I’m watching.


Then the conversation begins.


One question at a time.


Exactly the way this classroom began.


Perhaps that’s the greatest lesson of all.


Science isn’t a list of answers.


It’s a way of seeing relationships that were there all along.


And every once in a while…


Someone says,
“ARE YOU SERIOUS??!!”


And you smile.


Because now…
They’ve begun to see them too.

Dedicated with gratitude…
To Professor Headquarters, Ferrari, Mayday Murphy, Stick, Morris, Cora, Tess… and every question that led me one step closer to understanding the sky.
“Zap! (Please Don’t Stand Next to Me.)”
— Courtesy of my friend Morris, TCFTBL.

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