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showing posts for 'asa'

Ice Halos over Bavaria

"For suspended water to freeze into an ice fog requires quite cold temperatures, and indeed the air temperature on this day was measured at well below zero. The ice fog reflected light from the Sun setting behind St. Coleman Church."
Source: nasa.gov

Tantalising sign of possible life on faraway world

Nasa's James Webb Telescope may have discovered a molecule thought only to be produced by life.
Source: bbc.com

APOD: 2021 April 18 - Rainbow Airglow over the Azores

"A spectacular sky is visible through this banded airglow, with the central band of our Milky Way Galaxy running up the image center, and M31, the Andromeda Galaxy, visible near the top left."
Source: nasa.gov

NASA has flown its Ingenuity drone helicopter on Mars for the first time

The historic moment was livestreamed on YouTube and Ingenuity captured the photo above with one of its two cameras.
Source: technologyreview.com

APOD: 2021 March 23 - Mars over Duddo Stone Circle


Source: nasa.gov

Can ultrasound novices develop image acquisition skills after reviewing online ultrasound modules? Elaine Situ-LaCasse.

Background Point-of-care ultrasound is becoming a ubiquitous diagnostic tool, and there has been increasing interest to teach novice practitioners. One of the challenges is the scarcity of qualified instructors, and with COVID-19, another challenge is the difficulty with social distancing between learners...
Source: biomedcentral.com

Mars rover Perseverance takes first spin on surface of red planet

NASA's Mars rover Perseverance has taken its first, short drive on the surface of the red planet, two weeks after the robot science lab's picture-perfect touchdown on the floor of a massive crater, mission managers said on Friday.
Source: reuters.com

Simulations suggest Earth's oxygen-rich atmosphere will last only another billion years

A pair of researchers from Toho University and NASA Nexus for Exoplanet System Science has found evidence, via simulation, that Earth will lose its oxygen-rich atmosphere in approximately 1 billion years. In their paper published in the journal Nature Geoscience, Kazumi Ozaki and Christopher Reinhard...
Source: phys.org

The Namib Desert bears a scar from a meteorite impact.

"In the vastness of one of the world’s oldest deserts lies a relatively recent geologic feature: the Roter Kamm crater (“red comb” or “red crest/ridge” in German). An astronaut onboard the International Space Station photographed the crater while orbiting over the Namib Desert. It is approximately...
Source: nasa.gov

Fires Raged in the Amazon Again in 2020

"After intense fires in the Amazon captured global attention in 2019, fires again raged throughout the region in 2020. According to an analysis of satellite data from NASA’s Amazon dashboard, the 2020 fire season was actually more severe by some key measures." “Our system identified about 23,000...
Source: nasa.gov

Mars rover landing

NASA releases “exhilarating” image of Mars rover just above the planet
Source: arstechnica.com

Perseverance on Mars: Where it is, and what the next steps are

NASA's first chat about its newest rover talks about the landing and what's next. "In their first press conference following Perseverance's successful landing on Mars, NASA and JPL scientists revealed some information on where the rover landed and what to expect for the next several days and weeks as...
Source: arstechnica.com

Nasa's Perseverance rover in 'great shape' after Mars landing

"Perseverance will now spend at least two years looking for evidence of past life on the Red Planet. The American space agency has successfully landed its Perseverance rover in a deep crater near the planet's equator called Jezero. "The good news is the spacecraft, I think, is in great shape," said Matt...
Source: bbc.com

Abundant Rain Turns Namibia Green

The landscape has been transformed by the wettest rainy season since 2011. "January 2021 saw rainfall totals double to triple the norm in the northeastern, central, and southern parts of Namibia. According to a weather monitor in Windhoek, 228 millimeters (9 inches) of rain fell in January; the long-term...
Source: nasa.gov

Using Technology to Teach the Complex Science of Climate Change

"The world of education is no stranger to controversy. Every year, you'll find a splashy headline about how different school districts teach different versions of history from very different history textbooks. Or you'll encounter one special interest group or another objecting to teachers covering topics...
Source: emergingedtech.com

APOD: 2020 August 11 - Churning Clouds on Jupiter

"Pictured by Juno, churning clouds on Jupiter show not only mesmerizing complexity but some high-level, light-colored pop-up clouds. Understanding atmospheric dynamics on Jupiter gives valuable perspective to similar atmospheric and lightning phenomena that occur on our home Earth."
Source: nasa.gov

Breakthrough AI identifies 50 new planets from old NASA data: British researchers have identified 50 new planets using artificial

Breakthrough AI identifies 50 new planets from old NASA data: British researchers have identified 50 new planets using artificial intelligence, marking a technological breakthrough in astronomy.
Source: cnn.com

ChAdOx1 nCoV-19 vaccine prevents SARS-CoV-2 pneumonia in rhesus macaques: Severe acute respiratory syndrome coronavirus 2

ChAdOx1 nCoV-19 vaccine prevents SARS-CoV-2 pneumonia in rhesus macaques: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) emerged in December 20191,2 and is responsible for the COVID-19 pandemic3. Vaccines are an essential countermeasure urgently needed to control the pandemic4. Here, we...
Source: nature.com

Coronavirus COVID-19 SARS-CoV-2 information

A collection of information sources for COVID-19. The NHS 111 online COVID-19 service. The first point of call for someone in the UK who thinks they have symptoms or have been exposed whilst travelling. The NHS Coronavirus COVID-19 information webpage. UK Government's Coronavirus action plan. Public...

A Distorted Sunrise Eclipse

A Distorted Sunrise Eclipse showing both a partial eclipse and the Etruscan vase effect from atmospheric distortion.
Source: nasa.gov