A spectacularly well-preserved sea monster that once prowled the oceans during the Cambrian Period has been unearthed in China.
The 520-million-year-old creature, one of the first predators of its day, sported compound eyes, body armor and two spiky claws for grabbing prey.
The fossils of the new species were so well preserved that the nervous system and parts of the brain were still clearly defined.
A river runs backward. Erosion and other processes taking place at Earth’s surface help explain why large portions of the Amazon River (watershed depicted in lighter colors) reversed course.
Scientists have shown how the main psychoactive ingredient in cannabis, THC, could reduce tumor growth in cancer patients. New research reveals the existence of previously unknown signaling platforms which are responsible for the drug’s success in shrinking tumors.
by Walt Hickey | Five Thirty Eight
Led Zeppelin is classic rock. So are Mötley Crüe and Ozzy Osbourne. But what about U2 or Nirvana? As a child of the 1990s, I never doubted that any of these bands were classic rock, even though it may be shocking for many to hear. And then I heard Green Day’s “American Idiot” on a classic rock station a few weeks ago, and I was shocked.
Can you explain in more detail about multiverse theory? Would each multiverse have different natural laws? Or would they all still operate under the same fundamental laws as us? Or both? Do they all come from what we see as the center of ours, or do they each have their own expansion/big bang beginnings?