An Archeological Dig in Michigan Turns Up Some Surprising Artifacts

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December 09, 2022

Archaeology An Archeological Dig in Michigan Turns Up Some Surprising Artifacts Archeologists have found a small mountain of artifacts buried in a farm field that show the presence of some of the first peoples to inhabit the Americas. By Aaron Martin

Animals 6 Weird and Wild Animal Behaviors Revealed in 2022 Octopus outbursts, evading sexual cannibalism, and a human-cockatoo arms race—here are strange animal behaviors we learned about in 2022 By Andrea Thompson

Cosmology Astronomers Grapple with JWST's Discovery of Early Galaxies Researchers are convinced the James Webb Space Telescope has glimpsed an unexpected population of galaxies in the early universe. Now they’re trying to decide what this means for our understanding of the cosmos By Jonathan O'Callaghan

Sponsor Content Provided by ARCHAEOLOGICAL PATHS Discover New Secrets of Ancient Egypt The time to discover the secrets of ancient Egypt has finally come! Dr. Zahi Hawass, the world’s most celebrated archaeologist, brings the mysteries of the pharaohs to the US on his first-ever lecture tour in May/June 2023.

Animals 'Chatty Turtles' Flip the Script on the Evolutionary Origins of Vocalization in Animals Recordings of more than 50 species of turtles and other animals help scientists reassess the origins of acoustic communication in vertebrates. By Pakinam Amer | 06:39

Language The Linguistics of Swearing Explain Why We Substitute Darn for Damn Languages from Hindi to Korean tone down swear words by inserting gentler consonants into speech. Here’s how “Let’s go Brandon” got started By Emily Willingham

Climate Change Indigenous Tribes in U.S. Will Get $75 Million for Climate Relocation Grants to Indigenous tribes in the U.S. totaling $75 million are the first from a new voluntary relocation program aimed at climate risks By Thomas Frank,E&E News

Genetics World's Oldest DNA Discovered, Revealing Ancient Arctic Forest Full of Mastodons Two-million-year-old DNA, the world's oldest, reveals that mastodons once roamed forests in Greenland’s far northern reaches By Stephanie Pappas

Astronomy NASA's Plan to Make JWST Data Immediately Available Will Hurt Astronomy By releasing astronomers’ data before they’ve had a chance to analyze the information, NASA will make research less fair and equitable By Jason Wright

Animals Deep Dive Ties Together Dog Genetics, Brain Physiology and Behavior to Explain Why Collies Are Different from Terriers A way to map the ancestry of dog breeds reveals the genetic basis of stereotypical dog behaviors By Viviane Callier

Neuroscience Severe COVID May Cause Brain Changes Similar to Aging Key genes that are active in the brains of older people are also active in the brains of people who developed serious COVID By Heidi Ledford,Nature magazine

Pollution Los Angeles Bans New Oil Wells, Plans to Close Existing Ones The Los Angeles City Council voted unanimously on Friday to ban new oil and gas wells in the city and eventually close existing ones By Anne C. Mulkern,E&E News

Animals Ants Can Produce Milk for Their Young (and Old) A nutritious fluid secreted by pupating ants helps to feed the rest of the colony and could play a part in the evolution of social structures By Miryam Naddaf,Nature magazine

BRING SCIENCE HOME Crack the Code! Make a Caesar Cipher Can you send secret messages to a friend in plain sight? Try a Caesar cipher and see!  Credit: George Retseck If you need to send a secret message to a friend, how could you prevent other people from reading it? One way is to encrypt the message—that is, use a secret code that only you and your friend know. Try this activity to learn how to create your own “Caesar cipher,” a popular type of code that is easy to learn.

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