Wednesday Wanderings: Ancient Pendulum Saw, Whale Songs, Dragon Fire, and Travel Oregon

This backyard project may hold the key to understanding how ancient civilizations cut stone for temples and columns: Pendulum Saw Scientists have recorded 184 different songs sung by bowhead whales in the Arctic. You can hear some of them here: Whale Songs Do you want to build a- dragon? Nature may be able to help … Continue reading Wednesday Wanderings: Ancient Pendulum Saw, Whale Songs, Dragon Fire, and Travel Oregon

Wednesday Wanderings: Lifesaver Lightning, Spacewalk, Whale Photos, and Oldest Photos of New York City

We have all heard that biting into a wintergreen Lifesaver makes lightning, right? Well, here's a slo-motion video of that effect- called triboluminescence- that is quite cool: Lifesaver Lightning Here's some looped video of an actual spacewalk by ISS astronauts. "Planet Earth is blue..": Spacewalk Some really gorgeous photos of whales of all types: Whales … Continue reading Wednesday Wanderings: Lifesaver Lightning, Spacewalk, Whale Photos, and Oldest Photos of New York City