Science

U.S. restorationist solves 60-million-year-old dinosaur fossil 'puzzles'

Before a T. rex can tower over museum visitors or a Triceratops can show off its huge horns, dinosaur fossils must first be painstakingly reconstructed -- cleaned, fit together and even painted.

For U.S. restorationist Lauren McClain, the process is like putting together a giant 3D puzzle.

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Arizona wants to mine uranium near the Grand Canyon. Tribal nations are fighting back.

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Earlier this year, Arizona lawmakers sued the Biden administration over the newly created Baaj Nwaavjo I’tah Kukveni — Ancestral Footprints of the Grand Canyon National Monument — arguing that the establishment of national monuments should be state matters and calling the move a “land grab.” Now, the Hopi, Havasupai, and Navajo Nation, whose ancestral lands overlap with the national monument, have intervened in the case and joined with the federal government to protect the area.

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Hating hearing people chew food is a real disorder, doctor explains - and it's treatable

Are you easily irritated by the sound of someone chewing or breathing? Well, you aren’t the only one to be emotionally and physiologically triggered by certain sounds. The human mind is complex. Decades of research have helped crack down on some of its vital functions, but what causes someone to react to specific noises similarly is not well known. But there’s good news – it’s treatable. Misophonia is a real condition If you get easily triggered by the sound of people chewing, slurping, or even a fork against a plate, you’re likely suffering from Misophonia. Misophonia is an actual disorder in...

Wild bees are threatened by domestic bees, invasive species, pathogens and climate change

Canada is home to more than 800 species of wild bees — few may have noticed the diversity of native bees buzzing around, but bees play a significant role in the survival of native plant populations.

With changes in climate, habitat loss, pesticide use and pathogen spillover, some of our native bees are in decline.

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Venus is losing water faster than previously thought – here’s what that could mean

Today, the atmosphere of our neighbor planet Venus is as hot as a pizza oven and drier than the driest desert on Earth – but it wasn’t always that way.

Billions of years ago, Venus had as much water as Earth does today. If that water was ever liquid, Venus may have once been habitable.

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South Dakota has a syphilis problem

Tyler Broghammer leaves his office nearly every day armed with a small blue cooler.

Inside is a weapon against South Dakota’s syphilis epidemic: syringes of penicillin. The sexually transmitted infection case manager at Oyate Health Center in Rapid City also carries rapid STI tests and condoms on his near daily drive around town, meeting with people he’s learned may have the disease.

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Boeing Starliner crewed mission postponed shortly before launch

The first crewed flight of Boeing's Starliner spaceship was dramatically called off around two hours before launch after a new safety issue was identified, officials said Monday, pushing back a high-stakes test mission to the International Space Station.

Astronauts Butch Wilmore and Suni Williams were strapped in their seats preparing for liftoff when the call for a "scrub" came, in order to give engineers time to investigate unusual readings from an oxygen relief valve on the second stage of the rocket.

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How does the brain think?

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

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Unravelling life’s origin: five key breakthroughs from the past five years

There is still so much we don’t understand about the origin of life on Earth.

The definition of life itself is a source of debate among scientists, but most researchers agree on the fundamental ingredients of a living cell. Water, energy, and a few essential elements are the prerequisites for cells to emerge. However, the exact details of how this happens remain a mystery.

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Boeing's Starliner set for first crewed mission to ISS

After years of delays, Boeing's Starliner capsule is set to ferry astronauts to the International Space Station (ISS) Monday, a milestone for the US aerospace giant and NASA.

The flight, a final test before Starliner takes up regular service for the space agency, is critical for Boeing, whose reputation has suffered of late due to safety issues with its passenger jets.

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'Everybody is vulnerable': Fake U.S. school audio stokes AI alarm

A fabricated audio clip of a US high school principal prompted a torrent of outrage, leaving him battling allegations of racism and anti-Semitism in a case that has sparked new alarm about AI manipulation.

Police charged a disgruntled staff member at the Maryland school with manufacturing the recording that surfaced in January -- purportedly of principal Eric Eiswert ranting against Jews and "ungrateful Black kids" -- using artificial intelligence.

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Why (some) cicadas only come out once every 17 years

Periodical cicadas spend 99.5% of their life underground.

Most of them live in large broods that go underground for cycles of 17 or 13 years — though some have different timings.

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