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What do we know about dinosaur eggs?

These fossils can reveal a lot about how dinosaurs lived Darla Zelinitsky A fossilized embryo of the duck-billed Hypacrosaurus. Some dinosaur eggs took a surprisingly long time to hatch, according to a study published Monday in the journal Proceedings of the National Academy of Sciences. By examining the teeth of unhatched dinosaur embryos, paleontologists determined […]

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Science, Medicine, & Education, The World We Share

SpaceX says failure of helium storage tank caused September rocket explosion

Four months after a Falcon 9 rocket exploded on a Florida launch pad, SpaceX said Monday that the cause was a failed composite overwrapped pressure vessel used to store liquid helium. In the final update to its investigation, the space company said one of three such tanks in the rocket’s larger, second-stage liquid oxygen tank

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International, Science, Medicine, & Education, The World We Share, USA

Quake swarm near the California-Mexico border gets scientists’ attention

More than 250 small earthquakes have struck since New Year’s Eve near the California-Mexico border, causing unease among residents and attention from scientists. The strongest earthquake in the sequence was magnitude 3.9, directly underneath Brawley, about 170 miles southeast of Los Angeles. The earthquakes struck in the southern end of the Brawley Seismic Zone, a

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International, The World We Share, USA

Cheetahs headed towards extinction, wildlife experts warn

Cheetahs are in a race for survival, with wildlife experts warning that the world’s fastest land animal is close to extinction. Experts estimate that there are only 7,100 cheetahs left in the world – a dramatic decline from 100 years ago, when the total population was estimated at 100,000. So imminent is the threat to

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International, The World We Share

Leap second 2016: Why this New Year’s Eve will have an extra second

The year 2017 isn’t coming as soon as you think. In fact, it will be exactly one second late. On Dec. 31, 2016, the international time keeping community will tack an additional second, known as a leap second, on to the last minute of the year. As midnight approaches, the official atomic clocks that keep

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International, Science, Medicine, & Education, The World We Share

What we can learn from bat calls

TEL AVIV, Israel (Press Release) — Bats, like humans, are extremely social mammals. They enjoy an average lifespan of 20-30 years, settle in large colonies, and rely heavily on social interactions for their survival, using vocalizations — or calls — for communication. There is very little known about the purpose and content of these noises.

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Middle East, Science, Medicine, & Education, The World We Share

Trump’s newest adviser wants to mine the moon

The addition of Charles Miller to the NASA “landing party” bodes well for private space companies Artist concept of a moon colony via NASA Will Donald Trump shift NASA’s sights from Mars to the moon? Every time America gets a new president, NASA undergoes an upheaval. The agency gets new leadership, and sometimes major programs

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International, The World We Share, USA

Mall of America pulls PETA anti-wool ads posted inside

MINNEAPOLIS — Animal welfare activists say their advertisements in the Mall of America opposing the wool industry’s treatment of lambs were taken down by mall officials. In response to the mall’s actions, People for the Ethical Treatment of Animals, commonly known as PETA, staged a protest in downtown Minneapolis early Tuesday afternoon, with three nearly

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The World We Share, USA

Mysterious Sound From Mariana Trench Likely Identified

When scientists collected acoustic data from an area around the Mariana Trench in the Pacific Ocean in the fall of 2014 and spring of 2015, they couldn’t identify a sound they heard with any known animal sounds. After analyzing the recording for over a year, they think the sound represents a previously unknown type of

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Science, Medicine, & Education, The World We Share

Tail of feathered dinosaur found in chunk of amber

Around 99 million years ago, a juvenile dinosaur got its feathery tail stuck in tree resin, a death trap for the small creature. But its misfortune is now giving scientists unique insight into feathered dinosaurs that prospered during the Cretaceous Period. Researchers said on Thursday that a chunk of amber – fossilized resin – spotted

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International, The World We Share

Earth’s spin is slowing at a rate of 1.8 milliseconds per century

The latest findings in Earth science are brought to you by ancient astronomers who observed the heavens as much as 2,700 years ago. Thanks to hundreds of records of lunar and solar eclipses carved in clay tablets and written into dynastic histories, modern scientists have determined that the amount of time it takes for Earth

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Science, Medicine, & Education, The World We Share