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Geminid Meteor Shower, One of the Year's Most Prolific, to Peak Next Week

3 hours 50 min ago
While the meteor shower's “radiant point” is technically in the Gemini constellation, where it derives its name from, meteors should be visible across the sky, according to officials. Aside from the conditions, ...

NASA's Artemis 1 Orion spacecraft set for return to Earth on Dec. 11

4 hours 28 min ago
Artemis 1's uncrewed Orion capsule is scheduled to return to Earth on Sunday afternoon (Dec. 11), wrapping up its nearly 26-day deep-space trek with a splashdown in the Pacific Ocean off the coast of Baja California.

Fact check: Artemis I launch trajectory due to planned orbit around the Earth

Thu, 12/08/2022 - 23:58
The NASA Orion spacecraft launched into the sky on Nov. 16 as part of the Artemis I mission, the first step in NASA's plan to send humans back to the moon. As the spacecraft blasted off from the Kennedy Space Center in Florida, onlookers took photos of ...

One of NASA's First Webb Telescope Images Gets Its Long-Awaited Lore

Thu, 12/08/2022 - 23:40
An infrared and near-infrared comparison of JWST's image of the Southern Ring Nebula. NASA's Southern Ring Nebula picture, taken by the James Webb Space Telescope's Near-Infrared Imager. NASA.

Try to Spot the Secret Messages NASA Hid Inside the Orion Spacecraft

Thu, 12/08/2022 - 23:20
Orion capsule interior shows a manikin dressed in orange, a NASA logo, lots of. The interior of NASA's Orion spacecraft is carrying a set of Easter eggs for the Artemis I mission.

Science Shows How Flushing a Public Toilet Blasts Pathogens Everywhere

Thu, 12/08/2022 - 23:14
Toilet glowing in green light as droplets of water are caught shining like someone doing a. Ugh. Green laser light shows the aerosols spewed out by an open-topped toilet when it's flushed.

Rare Mars eclipse by the full moon wows stargazers with occultation (video)

Thu, 12/08/2022 - 22:02
On Wednesday (Dec. 7), skywatchers around the world were treated to a celestial show as the full moon eclipsed Mars in the night sky. The rare event, known as a lunar ...

'Extreme stripping' caused messy birth of the Southern Ring Nebula

Thu, 12/08/2022 - 21:13
When the first five images from the James Webb Space Telescope (JWST) were unveiled, one of them stared at me with two eyes. It was an image of the Southern Ring Nebula, NGC 3132, and smack in the middle were two bright stars.

Scientists shine a light on what comes up when you flush

Thu, 12/08/2022 - 21:06
These aerosolized particles are known to transport pathogens and could pose an exposure risk to public bathroom patrons. However, this vivid visualization of potential exposure to disease also provides a methodology to help reduce it. " ...

A year only lasts 17.5 hours on the 'hell planet'

Thu, 12/08/2022 - 19:54
The exoplanet Janssen (left), also known as 55 Cancri e, is a scorching hot exoplanet that zips around its host star every 17.5 hours. NASA.

Your dog's behavior is a product of their genes

Thu, 12/08/2022 - 19:22
Date: December 8, 2022; Source: Cell Press; Summary: From the excitable sheep dog to the aloof Shiba Inu, and all breeds in between, dogs have unique and diverse behavioral traits. By analyzing DNA samples from over 200 dog breeds along with nearly ...

How A Hellish Planet Made Of Diamonds Covered By A Lava Ocean Got Where It Is Today

Thu, 12/08/2022 - 19:17
In recent decades it's become clear that the universe is teeming with planets and astronomers have begun to catalog them by the hundreds. Most of the worlds we've discovered so far are remarkably inhospitable and the closer we look at some, ...

How to make tiny metal snowflakes

Thu, 12/08/2022 - 19:04
A photo of a variety of zinc snowflake shapes crystallized in liquid gallium. After heating a gallium-zinc alloy to 350° C and letting it cool for 10 days, a variety of zinc snowflake shapes crystallized in the liquid gallium.

AlphaCode and “data-driven” programming

Thu, 12/08/2022 - 19:01
On page 1092 of this issue, Li et al. (1) present the AlphaCode system, which represents a substantial step forward in the development of machine learning (ML) models that can synthesize computer programs to solve these types of challenging problems.

Discovery of a cellular uptake pathway for larger drug molecules

Thu, 12/08/2022 - 19:00
Recent findings by UCSF and Arc Institute scientists open up new possibilities for overcoming a fundamental challenge in drug discovery. There can be a tradeoff between optimizing a drug's key-in-a-lock fit with its target and the drug's ability to ...

The oldest DNA ever found reveals a snapshot of a vanished world

Thu, 12/08/2022 - 19:00
Our team, led by Kurt Kjær, Mikkel Winter Pedersen and Eske Willerslev at Copenhagen University, has extracted and analyzed the oldest DNA ever recovered from samples of this Greenlandic sediment. It reveals the plants, animals and microorganisms that ...

NASA's Perseverance Rover Gathers Valuable Martian Dust

Thu, 12/08/2022 - 18:50
NASA's Mars Perseverance rover has added two samples of windblown broken rock and dust, also known as regolith, to its growing collection of rock core samples that if returned to Earth as planned could be of value in the development of spacesuits, ...

Cypriot team wins first prize at Nasa Space Apps challenge

Thu, 12/08/2022 - 18:48
The team “Brute Force”, comprising Constantinos Aristodemou, Marios Iacovou, Giorgos Evangelou and Panagiotis Theodorou, made a project on Moonquake Map and won the first prize for their project. Nasa said that their solution “demonstrates the greatest ...

NASA's Mars Perseverance rover bottles up 1st dirt samples

Thu, 12/08/2022 - 18:00
NASA's most advanced robotic geologist to date has collected its first samples of broken rocks and dust from the Red Planet's surface. The Perseverance rover drilled free two of what scientists call regolith samples as it continues its mission to ...

Study shows dinosaurs were 'struck down in their prime' by asteroid

Thu, 12/08/2022 - 17:22
The researchers looked at the 18 million years before the asteroid impact that ended the Cretaceous Period and the 4 million years afterward at the outset of the Paleogene Period, when mammals asserted their dominance following the demise of the dinosaurs ...

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