Skeptic Science Hats

Description: You don’t need to be a square just because you value critical thinking, man! It’s good to keep an open mind, but not so open that your brain falls out.

Description: T-Shirt for the 2025 SkeptiCal Conference

Description: It is always better to have questions we can't answer than answers we can't question

Description: You don’t need to be a square just because you value critical thinking, man! It’s good to keep an open mind, but not so open that your brain falls out.

Description: Theme for the 2020 SkeptiCal Conference: "A Woman's Place is in the LAB"

Description: The logo for the Santa Cruz County Skeptics. This one works well on non-black (super dark) backgrounds.

Description: A funny look at religion for anyone with a good sense of humor. A picture of a Holy Book with the words The Goat Herder's Guide to the Galaxy

Description: This is the official conference shirt for the 2024 SkeptiCal Conference,

Description: Skeptical cat in vest, bow tie, and glasses, with a notebook and pencil has a very quizzical look on his face. He’s not going to believe everything he is told. He wants proof.

Description: A chrome automotive‑style emblem for anyone whose skepticism is always running in sport mode. Clean, bold, and perfect for thinkers and car fans alike.

Description: You don’t need to be a square just because you value critical thinking, man! It’s good to keep an open mind, but not so open that your brain falls out.

Description: If Michelangelo understood how the Universe really worked, he might have painted Adam like this. But then again, he would not have painted Adam because DNA evidence disproves Adam's existence as well.

Description: Celebrate scientific research and critical thinking with this design. For scientists, STEM professionals, educators, and skeptics who value facts. Science Over Making Stuff Up.

Description: Celebrate scientific research and critical thinking with this design. For scientists, STEM professionals, educators, and skeptics who value facts. Science Over Making Stuff Up.

Description: Celebrate logic, reason, and secular pride with this witty, sharp statement. Designed for freethinkers, skeptics, and science enthusiasts who proudly live without dogma. A brilliant intellectual joke for the modern rational mind.

Description: Call out the pseudoscience in style! This hilarious, vintage woodcut-style design features a distinguished Victorian naturalist examining a mythical winged rabbit, accompanied by the highly relatable meme quote: "That Wasn't Very Evidence Based Of You." It is the ultimate sarcastic statement piece for scientists, biology teachers, researchers, medical professionals, and fans of dark academia who value critical thinking with a side of irony.

Description: Call out the pseudoscience in style! This hilarious, vintage woodcut-style design features a distinguished Victorian naturalist examining a mythical winged rabbit, accompanied by the highly relatable meme quote: "That Wasn't Very Evidence Based Of You." It is the ultimate sarcastic statement piece for scientists, biology teachers, researchers, medical professionals, and fans of dark academia who value critical thinking with a side of irony.

Description: A funny gift for science lovers, data analysts, medical professionals, academics, and critical thinkers with a dry sense of humor

Description: That Wasn't Very Evidence Based Of You. Critical Thinking Science Logic Skeptic Intellectual Humor Rational Thinker.

Description: Embody critical thinking and scientific reasoning with "That Wasn't Very Evidence Based Of You." Ideal for scientists, researchers, academics, and skeptics who champion logic, data, and verifiable facts.

Description: ' Unsure how to distinguish an alligator from a crocodile? Use SCIENCE! Simply pay close attentionto whether the animal sees you later…or in a while. You’re welcome! '

Description: A bold pro-science quote artwork featuring an atom icon and the phrase “Science Doesn’t Care What You Believe.” Perfect for science teachers, STEM students, skeptics, nerd humor fans, classroom gifts, science lovers, and anyone who prefers facts over opinions.

Description: This is the official shirt for the 2026 SkeptiCal Conference. Design by Kernan Coleman.

Description: Theme for the 2018 SkeptiCal Conference: " When Science Talks - LISTEN"

Description: Science speaks of facts without having absolute certainty. Religion speaks of absolute certainty without having facts

Description: Make a bold statement with this intellectually driven, retro-inspired physics and chemistry graphic. Ideal for science teachers, STEM educators, professors, and secular freethinkers, the design features a classic mid-century Rutherford-Bohr atom model. The vibrant central icon showcases a prominent red nucleus surrounded by overlapping, multi-colored orbital rings in striking shades of electric cyan, magenta, and purple, complete with golden orbiting electrons. Framing the atomic symbol is the powerful, factual quote "SCIENCE DOESN'T CARE WHAT YOU BELIEVE" rendered in a clean, minimalist white block font. With its sharp vector linework and pop of futuristic neon tones, this design delivers a smart, logical aesthetic perfect for labs, classr

Description: For the ones who believe in data, facts, and not suffering fools.

Description: The jury is still out on UFOs, but boy there's some silly stuff out there starting with the flat-earthers. Can you believe they're a thing? Neither can we. They're rare to meet in the wild, but just in case this shirt will save you some time. Also good for moon landing and climate change deniers and people who think the government is dropping chemicals on us from airliners.

Description: Funny atheist science quote Keep Learning Science Kids featuring Baphomet with occult book. Great gift for science teachers, skeptics and atheist humor lovers who embrace dark academia style.

Description: Bold and witty quote design: “Science That Can’t Be Questioned Is Religion.” A perfect sarcastic science statement for skeptics, critical thinkers, and STEM lovers who appreciate evidence-based humor.

Description: Bold and witty quote design: “Science That Can’t Be Questioned Is Religion.” A perfect sarcastic science statement for skeptics, critical thinkers, and STEM lovers who appreciate evidence-based humor.

Description: Science-Religion-Science-No-Faith-Required-Atheist-Freethinker

Description: A graphic for Freethinkers, Atheists, Skeptics, Agnostics. This funny print reminds us to be Skeptical. Question everything. Pick up this funny product today! Available in men, women, and kids sizes and fun colours Anti-TheistAtheism anti-religion humour gift. This apparel may make theists uncomfortable, but you will be comfortable in this soft cotton design. This stuff can make it easier for you to connect with like-minded people. Anti-Theist Atheist Atheism Skeptic Free Thinker

Description: A bold science humor artwork featuring a planet-style graphic and the phrase “Still Not Flat, We Checked Again.” Perfect for science lovers, astronomy fans, STEM teachers, skeptics, nerd humor fans, classroom gifts, space jokes, and anyone who enjoys funny fact-based quote designs.

Description: The official logo of MonsterTalk, the science show about monsters. Join us at monstertalk.org to learn about monsters, science and to hear the occasional pun. Some folks spell it "monster talk" and others "monstertalk" but we don't mind that kind of controversy at all.

Description: A bold sarcastic science quote design that says “Every Disaster Movie Starts with the Government Ignoring a Scientist.” Perfect for science lovers, teachers, researchers, skeptics, and anyone who believes facts and experts should be heard.