US and World News



Glaciers are melting much faster than expected, study finds - CNN
A new study indicates that the speed of glacier melt has "doubled over the past two decades" -- far faster than anticipated or previously measured.
https://www.cnn.com/2021/04/29/weather/g...


NASA Mars helicopter 'Ingenuity' fails to take flight during fourth run, rescheduled to Friday - Fox News
NASA's helicopter on Mars, the four-pound "Ingenuity," failed to get off the ground for its fourth flight Thursday, but NASA said it is safe and will try again Friday.
https://www.foxnews.com/us/nasa-mars-hel...


A 22-Million-Year Journey From the Asteroid Belt to Botswana - The New York Times
Astronomers reconstructed a space rock’s path before it exploded over southern Africa in 2018 and sprinkled the Kalahari with meteorites.
https://www.nytimes.com/2021/04/29/scien...


Artemis I Core Stage Transported to Its New Home - NASA
The Artemis I Core Stage is transported to its new home in the Vehicle Assembly Building.
https://www.nasa.gov/image-feature/artem...


Mystery of extinct horned crocodile solved after 150 years - Livescience.com
They likely lived alongside humans in Madagascar before they were wiped out.
https://www.livescience.com/horned-croco...


Some viruses have a mysterious 'Z' genome - Livescience.com
These viruses use a unique genetic alphabet not found anywhere else on the planet.
https://www.cprtestcenter.com/states/CA/...


Did North American's first settlers arrive from Asia via 'stepping stone' migration? - Daily Mail
A 900-mile stretch of islands was once on the surface in the Gulf of Alaska that may have been used by migrants as stepping stones as they paddled from Asia to North America.
https://www.cprtestcenter.com/states/VA/...


How long is a day on Venus? Scientists crack mysteries of our closest neighbor - Phys.org
Venus is an enigma. It's the planet next door and yet reveals little about itself. An opaque blanket of clouds smothers a harsh landscape pelted by acid rain and baked at temperatures that can liquify lead.
https://phys.org/news/2021-04-day-venus-...


Hubble Watches How a Giant Planet Grows - NASA
NASA’s Hubble Space Telescope is giving astronomers a rare look at a Jupiter-sized, still-forming planet that is feeding off material surrounding a young star.
https://www.nasa.gov/feature/goddard/202...


One incredible ocean crossing may have made human evolution possible - The Conversation UK
Given tens of millions of years, wildly improbable events – like primates crossing oceans – are almost a given.
https://theconversation.com/one-incredib...


NASA's Ingenuity Helicopter Snaps Aerial Photo of Perseverance Rover - ExtremeTech
For the first time, we now have an aerial shot of NASA's robotic explorer, courtesy of the Ingenuity helicopter.
https://www.extremetech.com/extreme/3223...


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