US and World News

Caltech Names Laurie Leshin Director of JPL - NASA Jet Propulsion Laboratory
The distinguished geochemist and space scientist brings more than 20 years of leadership experience in academic and government service to JPL.

The Cost of Space Flight Before and After SpaceX - Visual Capitalist
How much does a space flight cost? Here’s a look at the cost per kilogram for space launches across the globe since 1960.

Perseverance Rover Has Shaken Out the Pebbles Stuck in Its Sampling System - Gizmodo
A wiggle here and a rotation there have fixed the Mars rover’s pebble problem.

A SpaceX rocket slamming into the Moon is a reminder to clean up our deep space junk - The Verge
On March 4th, a SpaceX Falcon 9 rocket that’s been in space for the last seven years is predicted to collide with the Moon. It’s a reminder that we may want to come up with better ways to clean up our deep space junk in the future.

Water flowed on Mars longer than previously thought, NASA says - Daily Mail
Data from NASA's Mars Reconnaissance Orbiter reveals water flowed on Mars as recently as 2 billion to 2.5 billion years ago, say researchers at Caltech, Pasadena, California.

In 1999 Mysterious Finger-Like Features Were Spotted on the Sun – Now Scientists Have an Explanation - SciTechDaily
In January 1999, scientists observed mysterious motions within a solar flare. Unlike typical flares that showed bright energy erupting outwards from the Sun, this solar flare also displayed a downward flow of motion, as if material was falling back towards th…

Strange Milky Way object sends radio bursts a minute at a time - Engadget
A strange object in the Milky Way galaxy is sending radio bursts a minute at a time, and it's not necessarily a neutron star..

NASA Remembers Fallen Heroes - NASA
NASA remembers the crews of Apollo 1, space shuttles Challenger and Columbia during the agency's Day of Remembrance on Jan. 27, 2022, the 55th anniversary of...

A lawsuit could accelerate research on tear gas and menstrual changes - The Verge
A lawsuit in Portland, Oregon alleges that exposure to tear gas during protests was responsible for distressing changes to one woman’s menstrual cycle. Scientists are trying to tease apart the relationship.

Unprecedented New Telescope Image Reveals Nearly 1000 Mysterious Strands in Milky Way's Center - SciTechDaily
‘A watershed in furthering our understanding of these structures,’ researcher says. An unprecedented new telescope image of the Milky Way galaxy’s turbulent center has revealed nearly 1,000 mysterious strands, inexplicably dangling in space. Stretching up to …

55 years after Apollo 1 fire, NASA's lessons live on as Orion aims for the moon -
On the 55th anniversary of the incident that killed three astronauts, the lessons learned persist.

AI breakthrough could revolutionize how we research dinosaur fossils -
One of the most promising applications of artificial intelligence technologies is the identification of tumors from high-resolution medical imagery. Can the same techniques be used to help paleontologists more quickly analyze similar scans of dinosaur fossils…

NASA may have discovered evidence of ancient life on Mars - BGR
New findings from the Curiosity Rover's samples have given scientists another look at distinct carbon signatures found on Mars.

Astroscale pauses debris-removal demo following anomaly - SpaceNews
Astroscale said Jan. 26 it has paused an attempt to autonomously capture an in-orbit satellite for the first time after detecting “anomalous spacecraft conditions.”

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