stackyFACTSPeople mix them up constantly, but stalactites are the pointy things hanging from the roof. They form over tens of thousands of years as water drips through limestone, leaving behind microscopic deposits of calcium carbonate. It's essentially Earth's slowest, most majestic form of a leaky ceiling.
Keep exploring facts in this topic.
Science →STACKY FOR IPHONEKeep discovering with Stacky. Interesting facts in an app that is always within reach.
Looking exactly like a highly toxic alien landscape dumped into the African desert, this furiously boiling salt plain constantly spews hyper-acidic, boiling…
Discover more
You do not need a massive coastline to experience giant, terrifying waves. A seiche is a standing wave that occurs in completely enclosed bodies of water,…
Discover more
While most volcanoes blow up once and sleep for centuries, Hawaii's Kilauea behaves like an overactive fountain. It has been erupting almost non-stop for…
Discover more
Loess is a formal geological term for massive deposits of wind-blown silt and clay. Over thousands of years, relentless winds can pick up fine dust from…
Discover more
Not all bedrock is created equal. The landmasses we stand on are buoyant, thick accumulations of granite that refuse to sink, while the thin, incredibly dense…
Discover more
Igneous rocks are just cooled-down lava, meaning they all started as terrifyingly hot, molten liquid. When magma escapes the crust, it cools quickly into…
Discover more