Rendering of G protein based on alphafold prediction of Gpa1 structure. 1 credit Understanding the family of cellular on/off switches known as G proteins is important because these proteins control much of…
Category: Science
Cosmologist Katie Mack explores scenarios for the end of the universe | Radio Canada
Ideas53:59The end of everything: Katie Mack Cosmologists aren’t sure when the universe will end, but they’re pretty confident it will. Since it had a beginning, it will have an end. In about…
What is the James Webb Space Telescope? Here’s everything you need to know about NASA’s most powerful telescope
The Webb Telescope captures images of the Pillars of Creation. Credits: NASA, ESA, ASC, STScI; Joseph DePasquale (STScI), Anton M. Koekemoer (STScI), Alyssa Pagan (STScI). What is the James Webb Space Telescope?…
Why NASA is trying to crash into Mars
An illustration of SHIELD, a concept lander on Mars that would allow low-cost missions to land safely on the Red Planet’s surface, using a collapsible base to absorb the impact. Credit: California…
New sensor could make it easier to fit face masks correctly
Wearing a mask can help prevent the spread of viruses such as SARS-CoV-2, but the effectiveness of a mask depends on how well it fits. Currently, there is no simple way to…
Part of Hipparchus’ Lost Star Catalog Found Hidden Under Medieval Codex
Codex Climaci Rescriptus palimpsest. “>
Engineers are developing sensors for face masks that help assess fit: the system measures biological and environmental changes and detects contact between the mask and the wearer’s skin
Wearing a mask can help prevent the spread of viruses such as SARS-CoV-2, but the effectiveness of a mask depends on how well it fits. Currently, there is no simple way to…
Record gamma-ray burst leaves astrophysicists in awe
On October 9, an incredibly powerful influx of X-rays and gamma rays infiltrated our solar system. It was likely the result of a massive explosion that happened 2.4 billion light-years from Earth…
Shadowhunters Capture Stars Eclipsing Asteroid Didymos
Image captured by the Italian Space Agency’s LICIACube minutes after NASA’s Double Asteroid Redirection Test (DART) mission intentionally collided with its target asteroid, Dimorphos, captured on September 26, 2022. Credit: ASI After…
Secrets of Namibia’s fairy circles debunked: Plants organize themselves
Drone image of a car driving through the NamibRand Nature Reserve, one of Namibia’s fairy ring regions where researchers undertook grass excavations, soil moisture and infiltration measurements (April 2022 ). Credit: Dr…