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As robins disperse, West Nile mosquitoes switch diet to humans: Q&A with Smithsonian ornithologist Peter Marra

A rising spike in West Nile virus is taking health officials across the country by surprise as this year more than 2,600 people in 45 states and the District of Columbia, have been stricken with severe symptoms of this mosquito-transmitted disease.

The post As robins disperse, West Nile mosquitoes switch diet to humans: Q&A with Smithsonian ornithologist Peter Marra appeared first on Smithsonian Insider.





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Today’s domestic turkeys are genetically distinct from wild ancestors

What scientists found was that the domestic turkey that ends up on the dinner table exhibits less genetic variation than its ancestral wild counterparts, which were first domesticated in 800 B.C..

The post Today’s domestic turkeys are genetically distinct from wild ancestors appeared first on Smithsonian Insider.




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Scientists discover long-beaked echidna may not be a thing of the past in Australia

The western long-beaked echidna, one of the world's five egg-laying species of mammal, became extinct in Australia thousands of years ago…or did it?

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Discovery of new prehistoric mosquitoes reveal these blood-suckers have changed little in 46 million years

Found in well preserved shale deposits the fossils are so detailed that scientists were able to determine they represent two previously unknown species.

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  • Dinosaurs & Fossils
  • Science & Nature
  • insects
  • National Museum of Natural History
  • new species

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4,000-year-old shaman’s stones discovered near Boquete, Panama

Archaeologists working at the Smithsonian Tropical Research Institute in Panama have discovered a cluster of 12 unusual stones in the back of a small, prehistoric rock-shelter near the town of Boquete.

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Earth-like planets discovered right next door to Earth

Astronomers at the Harvard-Smithsonian Center for Astrophysics have found that six percent of red dwarf stars have habitable, Earth-sized planets and the closest could be just 13 light-years away!

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New study proves the remora’s sucker disc is in fact a highly modified dorsal fin / Q&A with taxonomist David Johnson

The remora's sucker disc is "one of the most remarkable and most highly modified skeletal structures among vertebrates."

The post New study proves the remora’s sucker disc is in fact a highly modified dorsal fin / Q&A with taxonomist David Johnson appeared first on Smithsonian Insider.




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Highly distorted supernova remnant seen by Chandra X-ray Observatory

New data from NASA's Chandra X-ray Observatory suggest a highly distorted supernova remnant (shown here) may contain the most recent black hole formed in the Milky Way galaxy.

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Astronomers discover a new kind of supernova

Until now, supernovas came in two main “flavors.” A core-collapse supernova is the explosion of a star about 10 to 100 times as massive as […]

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Astronomers discover two water worlds orbiting star Kepler-62

In our solar system, only one planet is blessed with an ocean: Earth. Our home world is a rare, blue jewel compared to the deserts […]

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Yellow pigment in penguin feathers is chemically distinct, spectroscopic studies reveal

Recent spectroscopic analysis of macaroni penguin (Eudyptes chrysolophus) crest feathers and king penguin (Aptenodytes patagonicus) neck feathers have shown they contain a yellow pigment that […]

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New method of finding planets scores first discovery

Detecting alien worlds presents a significant challenge since they are small, faint, and close to their stars. The two most prolific techniques for finding exoplanets […]

The post New method of finding planets scores first discovery appeared first on Smithsonian Insider.




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Discovery: Turtle shells appeared 40 million years earlier than previously believed

Unique among Earth’s creatures, turtles are the only animals to form a shell on the outside of their bodies through a fusion of modified ribs, […]

The post Discovery: Turtle shells appeared 40 million years earlier than previously believed appeared first on Smithsonian Insider.




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Dust trap around distant star may unlock mystery as to how planets form

Based on a treasure trove of recent discoveries, astronomers now know that planets are remarkably plentiful in our galaxy and may be common throughout the […]

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First transiting planets in a star cluster discovered

All stars begin their lives in groups. Most stars, including our Sun, are born in small, benign groups that quickly fall apart. Others form in […]

The post First transiting planets in a star cluster discovered appeared first on Smithsonian Insider.




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Sun’s loops are displaying an optical illusion

The Sun’s outer atmosphere, or corona, has posed an enduring mystery. Why is it so hot? The Sun’s visible surface is only 10,000 degrees Fahrenheit, […]

The post Sun’s loops are displaying an optical illusion appeared first on Smithsonian Insider.




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Smithsonian scientists discover new carnivore: the olinguito

Observed in the wild, tucked away in museum collections, and even exhibited in zoos around the world―there is one mysterious creature that has been a […]

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Toxicity of mercury hot spots can be reduced with application of activated carbon, researchers discover

Hot spots of mercury pollution in aquatic sediments and soils can contaminate local food webs and threaten ecosystems, but cleaning them up can be expensive […]

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Remarkably large and colorful new beetle discovered in French Guiana

Scientists from the Smithsonian’s National Museum of Natural History have just named and described the Spectacular Guyane False-form beetle, or Guyanemorpha spectabilis, from Guyane (French Guiana). […]

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Smithsonian scientists discover new ghost ant genus and species

Scientists at the Smithsonian’s National Museum of Natural History have discovered a new genus and species of attine ants that reveals key clues in the […]

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Fiery-red coral species discovered in the Peruvian Pacific

A new coral species, Psammogorgia hookeri, has been collected by scuba divers from rocky ledges at depths to 25 meters in Peru’s Paracas National Reserve. The […]

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Nest discovery turns back the clock to days of Daniel Boone and Colonial America

Paddling the remote oxbow lakes and bayous of the White River National Wildlife Refuge in Arkansas, the team of scientists was seeking proof of a […]

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One Scary Chicken—New species of large, feathered dinosaur discovered

Finding a fossil is the first step, recognizing it for what it truly is, is the real challenge. While closely studying three fossil skeletons from […]

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Ancient species of assassin fly discovered by Smithsonian scientist

National Museum of Natural History scientist Torsten Dikow discovered and named a new species of assassin fly, Burmapogon bruckschi, after studying the first two specimens […]

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Losing large mammals increases human risk from rodent-borne diseases

Save the Rhinos! Save the Elephants! Save the humans?! It seems strange to be connecting our own fate to that of wildlife but new research […]

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Lost species of nightsnake rediscovered in Mexico

After eluding scientists for nearly 80 years, the Clarion nightsnake (Hypsiglena ochrorhyncha unaocularus), a nocturnal reptilian species that was initially discovered in the first half […]

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The Submillimeter Array: Celebrating a decade of discovery

Ten years ago, eight antennas on the summit of Mauna Kea, Hawai’i, united to form a telescope unlike any other. Since then the Submillimeter Array […]

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Volunteers needed to preserve astronomical history and promote discovery

Before iPhones and laptops there were human computers, some of whom worked at the Harvard College Observatory. Women like Henrietta Swan Leavitt, Williamina Fleming, and […]

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Smithsonian scientists discover tropical tree microbiome in Panama

Human skin and gut microbes influence processes from digestion to disease resistance. Despite the fact that tropical forests are the most biodiverse terrestrial ecosystems on […]

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Rare rusty-patched bumble bee discovered in Virginia survey

The rusty-patched bumble bee (Bombus affinis), which has not been seen in the eastern United States in five years, has been found by a Smithsonian […]

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Five fascinating species discovered by Smithsonian scientists in 2014

While it seems that we can find just about anything on the Internet, it doesn’t mean we know everything yet. Every year, Smithsonian scientists discover […]

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New species of bright-yellow water frog discovered in Peru

A new water frog from the Pacific slopes of the Andes in central Peru has been described and named in the open access journal ZooKeys. Telmatobius […]

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3 new species of dwarf dragons discovered in Ecuador & Peru

Three new species of dragon-esque woodlizards have been discovered in the Andean cloud forests of Peru and Ecuador. The new species differ from their closest […]

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Complex Organic Molecules Discovered in Infant Star System

For the first time, astronomers have detected the presence of complex organic molecules, the building blocks of life, in a protoplanetary disk surrounding a young […]

The post Complex Organic Molecules Discovered in Infant Star System appeared first on Smithsonian Insider.




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Key Link in Turtle Evolution discovered

An international team of researchers from the United States and Germany have discovered a key missing link in the evolutionary history of turtles. The new […]

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Disease carrying ticks hitchhike into U.S. on migratory birds

Researchers who examined thousands of migratory birds arriving in the United States from Central and South America have determined that three percent carry ticks species […]

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Disk Gaps Don’t Always Signal Planets

When astronomers study protoplanetary disks of gas and dust that surround young stars, they sometimes spot a dark gap like the Cassini division in Saturn’s […]

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Newly discovered sea urchin fossil is oldest of its kind

Researchers have uncovered a fossil sea urchin that pushes back a fork in its family tree by 10 million years, according to a new study. […]

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DISCOVERY MEASURES “HEARTBEATS” OF A DISTANT GALAXY’S STARS

In many ways stars are like living beings. They’re born; they live; they die. And they even have a heartbeat. Using a novel technique, astronomers […]

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New golden frog species discovered in Colombia

A team of scientists including a Smithsonian Tropical Research Institute (STRI) research associate announced the discovery of a new species of pale-gold colored frog from […]

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Discovery: trap-jaw spiders snap prey with super-spidey speed and power

New high-speed videos of 14 species of tiny Mecysmaucheniid “trap-jaw” spiders have revealed that some species can snap their mouth parts shut at incredibly fast […]

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Smithsonian Discovery: 46-million-year-old beetle had zinc jaws

Remember the scene in Moonraker where Robert Kiel, as the steel-toothed character Jaws, bites through a tram cable that sends Roger Moore’s James Bond sprawling? […]

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Rare cancer cells discovered in naked mole rats

Bald from snout to tail with baggy wrinkled skin and beady eyes, eastern African naked mole rats (Heterocephalus glaber) are subterranean mammals long credited with […]

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Sacred shrew mummies reveal species distribution in ancient Egypt

Nocturnal, solitary and fiercely territorial the adult Egyptian pigmy shrew—one of the smallest mammals on earth—weighs just 7 grams. French zoologist Isidore Geoffroy Saint-Hilaire first […]

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Discovery: Biodiversity shields fish communities from warming

In a recently completed survey of more than 3,000 fish species in 44 countries around the world marine biologists have discovered that communities with a […]

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Methanol reveals comets forming in distant solar system

Astronomers announced today that they have found the organic molecule methyl alcohol, or methanol, in the TW Hydrae protoplanetary disk. This is the first such […]

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