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Catherine Arnold
Latest Articles
Space Station: Astronauts Prep in Space for Re-Supply Ship's Arrival
Very Rare Butterflies May Pull Through Winter Because of Snow
Music-App Download for Unique Walk in NYC's High Line
Rare American Chestnut Found in Maine Forest
Bird and Mammal Size Not Important in Adjusting to Temperature
Weather in Earth's Mantle and Core Different Than Thought
East Antarctica Survived Previous Carbon-Heavy Period, Says Study
Massive Planet Found 'Dancing' With Dwarf Star, Sun-like Star
Invasive Plant: Artist Uses Kudzu as Primary Material
Pacific Fisher: Comeback Critter in Washington State [WATCH]
Right Whale Calves Sighted With Mothers Off Georgia and Florida Coasts
Humans Sleep Less Than Primates--But We Do That Efficiently?
Lemurs Yak When They Know Others: Social Inheritance from Primates
Rare Bird: Philippine Eagle Chick Born in Captivity
Bison: National Mammal, Says Senate
Cuttlefish Can Elude Sharks With Crafty Arm-Tossing [WATCH]
National Wildlife Refuges and Free Days: Within an Hour of You
Archaeology: Angkor Wat in Cambodia Was Larger and Different Than Thought
Chesapeake Islanders Will Likely See Serious Sea Rise
'White Whale' Fossil Discovered
Painted Bunting and the Murder-Minded Kitty: Behind Bars in NYC
Puppies Born by In Vitro Birth for First Time; Learnings for Gene-Editing Diseases
Ansel Adams' Job is Paying Up to $100K--National Parks Photographer Opening, Here
Moby Dick Learnings: Adding in Arctic Weather History from Whaling Logs
Akatsuki, Japanese Probe, Reaches Venus and Sends Photos
Gray Wolf 'Farm' in Minnesota Threatened with Suit; Alleged Wolf-Skinning
Bear Hunting: New Jersey's High Black-Bear Population in Open Season
Beijing Issues Red Alert for Pollution for First Time
Invasive Plants: Artist Creates Ink from Crushed Invasive Weeds
Astronaut: Running London Marathon from Space, Anti-Gravity and All