Mysteries
Strange phenomena, mind-bending science, and the facts that make you question everything you thought you knew.
26 articlesLatest Mysteries
People and Neanderthals Lived Together. Here's How We Know.
Discover the evidence that proves humans and Neanderthals cohabited, interbred, and influenced each other's genetic code, societies, and eventual fates for thousands of years.
10 Terrifying Zoological Discoveries
From ant wars and zombie fungi to murderous dolphins, fire-starting birds, and Komodo dragons—discover ten shocking zoological findings that reveal nature's darkest secrets.
The Invisible Women of Science: Discoveries the Nobel Prize Ignored
Explore the stories of brilliant female scientists like Nettie Stevens, Lise Meitner, Chien-Shiung Wu, Esther Lederberg, and Jocelyn Bell Burnell whose groundbreaking contributions were overlooked by the Nobel Prize.
Scientific Advancements that Were Complete Accidents
Discover how Viagra, LSD, Teflon, X-rays, penicillin, and other world-changing discoveries were made entirely by accident, proving that some of science's greatest breakthroughs come from unexpected places.
7 Ways the Apocalypse Might Happen...
Explore seven terrifying scenarios that could end human civilization, from supervolcanic eruptions and asteroid impacts to artificial intelligence takeover, nuclear war, rogue black holes, and climate collapse.
The Deadliest Poisons Known to Man
Discover the world's deadliest poisons, from cyanide and ricin to tetrodotoxin. Learn how these toxins work, their horrifying symptoms, and why some have no known cure.
SideProjects Insider
The weekly dispatch for curious builders — what gets made, what goes wrong, and what to try next.
Builders, tinkerers, and curious minds subscribed
- Weekly dispatch
- Creative builds and inventions
- Practical project breakdowns
- Behind-the-scenes notes from Simon
More in Mysteries
5 Things About Biology You’re Wrong About
Common biology misconceptions explained: why Punnett squares oversimplify genetics, the real meaning of respiration, human evolution facts, where trees actually get their mass, and the truth about body part correlations.
The Biggest Recent Scientific Discoveries.
From night vision contact lenses and a new sickle cell cure to a pancreatic cancer vaccine, butt breathing, and possible proof of life on Mars—explore the biggest scientific breakthroughs of 2025.
The Most Bizarre Elements in the Universe
Explore the strangest elements on the periodic table, including technetium's medical miracles, osmium's extreme density, bismuth's anti-gravity properties, and caesium's role in defining time itself.
50 Science Facts that Will Shock You
From ants outnumbering humans 2.5 million to 1, to diamond rain on Neptune and Uranus, discover 50 amazing science facts spanning astronomy, biology, physics, and more.
100 Science Facts that Will Shock You
Discover 100 shocking science facts about space, from banana-shaped galaxies and hexagonal storms on Saturn to neutron stars spinning at 24% light speed and the terrifying scale of supervoids.
What is the Ultimate Fate of the Universe?
Explore the leading scientific theories about how the universe could end: the Big Crunch, Big Chill (heat death), and Big Rip. Learn what we know, what we don't, and why the future of everything remains uncertain.