by Katie Bowell, Curator of Cultural Interpretation
Researchers have proposed pulleys, sleds and wooden rollers as possible tools to move the huge slabs of rock needed to create Stonehenge. Now there’s a new mechanism added to the mix: balls. A combined system of ox-power, grooved rails and wooden ball bearings may have been just the trick to move 45 ton stones.
Planetary scientists in Boulder, Colorado, hypothesize that the origin of Saturn’s rings may be ice stripped off a long-gone moon that crashed into Saturn 4 billion years ago (note: the link includes a podcast).
A new prehistoric dolphin species (and a balloon-headed dolphin at that!) was just described based on a bone found by a Dutch fisherman. You never know who’s going to be a part of the next scientific discovery…
Still looking for that perfect holiday present for that special someone? Why not name a mathematical theorem after them? After all, nothing says love like a whole bunch of cosines.
Meet the Clusterwink snail: a snail that looks, and acts, a lot like a Christmas tree light. When threatened, the fingernail-sized snail generates pulses of bioluminescent light from a single spot on it body and the snail’s opaque shell diffuses the blue-green spectrum of that light, making the whole shell glow.
2,400 year old pot of soup found by archaeologists in China.