Joe Palca appears in the following:
Friday, September 15, 2017
The Cassini mission to Saturn ends on Friday. Scientists will steer the spacecraft into Saturn's atmosphere and watch it burn up.
Monday, September 11, 2017
NASA's probe has spent the past 13 years orbiting Saturn, making a number of important discoveries along the way. On Friday, it will hurl itself into the planet's atmosphere and disintegrate.
Tuesday, September 05, 2017
The Army wanted a new, small device that could pull a person rapidly up a rope. The invention they eventually got has uses far beyond the military.
Tuesday, August 29, 2017
The blood thinner warfarin, which prevents blood clots, owes its existence to some cows who got very sick after eating spoiled hay — and to a chemist who spent years trying to figure out why.
Monday, August 21, 2017
A total solar eclipse will make its way from Oregon to South Carolina. Millions are in the path of the eclipse, and millions more are head to locations where the total eclipse will be visible.
Monday, August 14, 2017
A big waste of money or the engine of marketplace innovation? That's how some people see basic scientific research. Now a new study shows how basic research and inventions are connected.
Monday, August 07, 2017
In Leipzig, Germany, two scientists from very different backgrounds are working on a unique research project.
Friday, August 04, 2017
Inventing even the simplest product is a fraught process. Mike Davidson and Mike Smith have learned that lesson the hard way as they seek to change the way teeth get cleaned.
Wednesday, July 26, 2017
The Bigelow Expandable Activity Module was pumped up after it arrived at the International Space Station in 2016. NASA says it's doing well in the harsh environment.
Tuesday, July 25, 2017
Entrepreneur Mary Anderson thought it made no sense that New York streetcar drivers had to keep jumping off to clean snow from the windshield. She soon won a patent for her "window cleaning device."
Tuesday, July 11, 2017
It was a harrowing journey. Nedal Said made a new life in Germany — and found what he'd always been looking for.
Monday, July 10, 2017
NASA's Juno spacecraft will fly directly over the Great Red Spot, a swirling storm on Jupiter, on Monday. Scientists are hoping to gain a better understanding of the storm and why it persists.
Monday, July 03, 2017
In 1997, the spacecraft's mission paved the way for the more sophisticated rovers operating on the Red Planet today.
Thursday, June 01, 2017
In a crowdsourced search for celestial objects, four volunteers helped scientists identify a brown dwarf by studying images taken over the years by a NASA satellite.
Wednesday, May 31, 2017
A human rights group finds itself with an interesting problem — an overwhelming number of videos to catalog as it builds legal cases. Computer scientists are creating tools to analyze the videos.
Thursday, May 25, 2017
The NASA has spotted enormous cyclones at the gas giant's north and south poles. The probe has also returned other data that have project scientists scratching their heads.
Friday, April 21, 2017
A March for Science will be held Saturday in Washington, D.C., and hundreds of other cities in the U.S. Organizers say the march is a non-partisan celebration of science. It's meant to both encourage political leaders to fund science and rely on scientific evidence when making policy decisions. Critics worry the march will turn into an anti-Trump rally and paint scientists as just another interest group.
Saturday, February 18, 2017
Astronomers think there's an undiscovered planet lurking in the far reaches of the solar system, and they're asking the public's help to find it.
Thursday, February 09, 2017
Carmen Bachmann, a professor in Leipzig, is building an online network to help political refugees who are scientists or social scientists connect with professional peers in Germany — their new home.
Sunday, February 05, 2017
The Trump administration's travel ban is preventing some researchers from returning to the U.S. Scientists fear this could negatively impact collaborations and international scientific meetings.