SciTechDaily: Ryugu Asteroid Crater

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Welcome to the “SciTechDaily.com” update from Hawaii Science Digest.

Our lead story discusses some of the mysteries associated with the Ryugu Asteroid Impact Crater.

Views expressed in this science and technology news summary are those of the reporters and correspondents.

Content supplied by SciTechDaily.com.

Accessed on 09 December 2019, 0035 UTC.

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SciTechDaily: “Ryugu Asteroid Impact Crater Analysis Illuminates Complicated Geological History” plus 11 more

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Ryugu Asteroid Impact Crater Analysis Illuminates Complicated Geological History

Posted: 08 Dec 2019 06:32 AM PST

Asteroid Ryugu

Analysis of the impact craters on Ryugu using the spacecraft Hayabusa 2’s remote sensing image data has illuminated the geological history of the Near-Earth asteroid….

The post Ryugu Asteroid Impact Crater Analysis Illuminates Complicated Geological History appeared first on SciTechDaily.

      
Why NASA Attached Sensors With Antennas to Elephant Seals

Posted: 08 Dec 2019 05:44 AM PST

3D Schematic Tagged Elephant Seal Collects Data

The Antarctic Circumpolar Current flows in a loop around Antarctica, connecting the Atlantic, Pacific and Indian oceans. It is one of the most significant ocean…

The post Why NASA Attached Sensors With Antennas to Elephant Seals appeared first on SciTechDaily.

      
Forget ‘Super’ Glue, Scientists Develop New ‘Hyper’ Glue

Posted: 08 Dec 2019 05:03 AM PST

Hyper Glue Illustration

Cross-Linking Technology Tightly Binds Where Commercial Glues Cannot With many of the products we use every day held together by adhesives, researchers from UBC’s Okanagan…

The post Forget ‘Super’ Glue, Scientists Develop New ‘Hyper’ Glue appeared first on SciTechDaily.

      
Study Finds One Cause for Several Mysteries Linked to Breathable Oxygen 2.5 Billion Years Ago

Posted: 08 Dec 2019 04:08 AM PST

Evolution of Life NASA Ames Research Center

Breathing? Thank Volcanoes, Tectonics and Bacteria Earth’s breathable atmosphere is key for life, and a new study suggests that the first burst of oxygen was…

The post Study Finds One Cause for Several Mysteries Linked to Breathable Oxygen 2.5 Billion Years Ago appeared first on SciTechDaily.

      
Biologists Discover That Flower Shapes Evolve to Adapt to Their Pollinators

Posted: 08 Dec 2019 02:39 AM PST

Meriania hernandoi

Modularity Facilitates Rapid Adaptation of Single Floral Organs to Different Pollinators The first flowering plants originated more than 140 million years ago in the early…

The post Biologists Discover That Flower Shapes Evolve to Adapt to Their Pollinators appeared first on SciTechDaily.

      
New Fossils of Ancient Snake With Hind Legs Reveals Tantalizing Details of Evolution

Posted: 07 Dec 2019 08:54 PM PST

Ancient Snake Najash rionegrina

New fossils of an ancient legged snake, called Najash, shed light on the origin of the slithering reptiles, including how snakes got their bite and…

The post New Fossils of Ancient Snake With Hind Legs Reveals Tantalizing Details of Evolution appeared first on SciTechDaily.

      
New Evidence of Origins of Solar Wind From Closest-Ever Approach to the Sun

Posted: 07 Dec 2019 06:49 PM PST

Parker Probe Solar Wind Switchbacks

The Parker Solar Probe spacecraft, which has flown closer to the Sun than any mission before, has found new evidence of the origins of the…

The post New Evidence of Origins of Solar Wind From Closest-Ever Approach to the Sun appeared first on SciTechDaily.

      
How Enzymes Produced by White Rot Fungi Reign Supreme in Worldwide Carbon Recycling

Posted: 07 Dec 2019 06:11 PM PST

White Rot Fungi

Richard Wolfenden, Ph.D., professor of biochemistry and biophysics, details how white rot fungi produce enzymes that turn out to be key players in the carbon…

The post How Enzymes Produced by White Rot Fungi Reign Supreme in Worldwide Carbon Recycling appeared first on SciTechDaily.

      
Human Bone Structure Key to Stronger 3D-Printed Lightweight Materials [Video]

Posted: 07 Dec 2019 05:31 PM PST

Strengthen Lightweight 3D-Printed Structures

What do bones and 3D-printed buildings have in common? They both have columns and beams on the inside that determine how long they last. Now,…

The post Human Bone Structure Key to Stronger 3D-Printed Lightweight Materials [Video] appeared first on SciTechDaily.

      
Scientists Invent Way to See Fastest Motions of Electrons That Drive Chemistry for the First Time

Posted: 07 Dec 2019 01:14 PM PST

XLEAP Powerful Low-Energy X-ray Laser Pulses

Scientists invent a way to see attosecond electron motions with an X-ray laser. Called XLEAP, the new method developed by SLAC will provide sharp views…

The post Scientists Invent Way to See Fastest Motions of Electrons That Drive Chemistry for the First Time appeared first on SciTechDaily.

      
Artificial Cells Engineered to Act More Like the Real Thing

Posted: 07 Dec 2019 11:44 AM PST

Cell-Mimicking Vesicles

Protocells — artificial cells — that are active and mimic living cells by moving independently and that are biocompatible and enzymatically active are now possible…

The post Artificial Cells Engineered to Act More Like the Real Thing appeared first on SciTechDaily.

      
Puzzle of Southern Africa’s Soaring Landscape Finally Solved With Rare Gas Discovery

Posted: 07 Dec 2019 10:35 AM PST

South Africa Fieldwork

The discovery of gases released from deep beneath the Earth’s crust could help to explain Southern Africa’s unusual landscape, a study suggests. Scientists have long…

The post Puzzle of Southern Africa’s Soaring Landscape Finally Solved With Rare Gas Discovery appeared first on SciTechDaily.

      

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Until next time,

Russ Roberts

https://atomic-temporary-155977078.wpcomstaging.com (the daily update).

https://hawaiisciencedaily.com (breaking science and technology news).

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