Was This Sea Creature Our Ancestor? Scientists Turn a Famous Fossil on Its Head. NYT: Science By: Carl Zimmer 17 June 2024 at 11:25 Researchers have long assumed that a tube in the famous Pikaia fossil ran along the animalβs back. But a new study turned the fossil upside down. Β© Mussini et al., Current Biology 2024The fossil of Pikaia, a creature that lived 508 million years ago and may have been a close relative of vertebrates.
Scientists Find the Largest Known Genome Inside a Small Plant NYT: Science By: Carl Zimmer 31 May 2024 at 11:00 A fern from a Pacific island carries 50 times as much DNA as humans do.
Scientists Calculated the Energy Needed to Carry a Baby. Shocker: Itβs a Lot. NYT: Science By: Carl Zimmer 16 May 2024 at 14:00 In humans, the energetic cost of pregnancy is about 50,000 dietary calories β far higher than previously believed, a new study found. Β© Dr. G. Moscoso/Science SourceResearchers estimate that a human pregnancy demands almost 50,000 dietary calories over nine months, the equivalent of about 50 pints of ice cream.
Why Do People Make Music? NYT: Science By: Carl Zimmer 15 May 2024 at 14:00 In a new study, researchers found universal features of songs across many cultures, suggesting that music evolved in our distant ancestors.
U.S. Tightens Rules on Risky Virus Research NYT: Science By: Carl Zimmer and Benjamin Mueller 7 May 2024 at 11:42 A long-awaited new policy broadens the type of regulated viruses, bacteria, fungi and toxins, including those that could threaten crops and livestock. Β© Karen Ducey/Getty ImagesWorking inside a biosafety Level 3 lab at the University of Washington School of Medicine in 2020.
Scientists Find an βAlphabetβ in Whale Songs NYT: Science By: Carl Zimmer 7 May 2024 at 11:00 Sperm whales rattle off pulses of clicks while swimming together, raising the possibility that theyβre communicating in a complex language.
What Makes a Society More Resilient? Frequent Hardship. NYT: Science By: Carl Zimmer 1 May 2024 at 11:00 Comparing 30,000 years of human history, researchers found that surviving famine, war or climate change helps groups recover more quickly from future shocks. Β© Wirestock, Inc., via AlamyThe city of Caral thrived in Peru between about 5,000 and 3,800 years ago. It was then abandoned for centuries before being briefly reoccupied.