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The Most Massive of Dinos Evolved Earlier Than Previously Thought
A Triassic giant unearthed in Argentina suggests that dinosaurs took the path to greatness at least twice
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How Tiny Trackers Could Help Humans Avoid Kissing Bugs’ Deadly Smooch
The insects, which spread Chagas disease, can now be tracked with miniature radios to stop the spread of illness
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Unique Brain Circuitry Might Explain Why Parrots Are So Smart
Their bird brains are not bird-brained
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New “Immunobiotic” Could Treat Antibiotic-Resistant Superbugs
The drug, which combines antibiotics and the body’s immune system, shows promise in early stages of testing
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Ancient Toddler Was at Home on the Ground and in the Trees
The foot of a 2.5-year-old Austrolopithecus afarensis shows it had a grippy big toe that let it cling to its mom and climb tree trunks
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How Artificial Ovaries Could Expand Fertility Options for Chemo Patients
Scientists have taken the next steps toward creating an alternative fertility preservation method using modified ovarian tissue
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A Research Ship Is Hunting Meteorite Fragments Off the Coast of Washington
The research ship E/V Nautilus is combing through samples and sediment hoping to recover the first space rock from the ocean floor
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New Spider Species Discovered In Indiana Cave
The translucent sheet-weaving spider shows that scientists haven’t yet found everything in our own backyard
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How Ancient Teeth Reveal the Roots of Humankind
From diet to evolution, prehistoric chompers tell archaeologists a surprising amount about our ancestors
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Germany’s “Stonehenge” Reveals Evidence of Human Sacrifice
Archaeologists uncovered the remains of 10 women and children who may have been sacrificed at the Pömmelte enclosure, a 4,300-year-old Neolithic circle
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Study Suggests There’s No Limit on Longevity, But Getting Super Old Is Still Tough
After the age of 105, the odds of dying plateau, meaning it’s possible to live beyond the current record of 123 years
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The Earliest Mammals Kept Their Cool With Descended Testicles
But if free-swinging sperm sacs are the norm, then why did undescended ones evolve four separate times?
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Our Galaxy Is Really Greasy and Smells Like Moth Balls
A new study estimates that a quarter to half the carbon in interstellar space is in the form of greasy aliphatic carbon
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Neanderthals Hunted in Groups, One More Strike Against the Dumb Brute Myth
The skeletons of deer killed 120,000 years ago offer more evidence of cooperative behavior and risk-taking among our hominin relatives
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Flight Attendants May Face Increased Risk for Many Cancers, Study Finds
Flight attendants are exposed to a number of possible or probable cancer-causing factors
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Is This Painted Tile Da Vinci’s Earliest Known Work?
Two Italian scholars believe the tile was painted by the Renaissance master in 1471, but other experts are not convinced
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Australian Feral Cats Eat More Than a Million Reptiles Per Day
A new study shows cats snack on 258 reptile species, and could push some to the brink of extinction
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Why Bioluminescence Evolved to Be Red Light, and Blue
The laws of nature constrict living light to a few hues, which also happen to be quite patriotic
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Mosquito-Borne Keystone Virus Has Been Found in Humans for the First Time
But the virus may have been infecting people for much longer than scientists realized
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The Physics Behind a Leaky Faucet’s Maddening ‘Plink’
Microphones and high-speed cameras show that what happens when a water droplet hits water is surprisingly complicated
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