Nell Greenfieldboyce appears in the following:
Thursday, August 09, 2018
A new NASA probe will get closer to our sun than ever before, to try to solve mysteries like why its atmosphere is so much hotter than its surface.
Sunday, August 05, 2018
NASA has selected the astronauts who will fly on the first commercial space flights.
Friday, August 03, 2018
NASA has selected the astronauts who will blast off on new commercial space vehicles set for next year. Two of them flew on the final mission of NASA's space shuttle in 2011.
Thursday, August 02, 2018
Leaders make decisions for a group in the same way they make choices for themselves, a study suggests. They don't change their decision-making behavior, even when the welfare of others is at stake.
Thursday, July 05, 2018
Many spiders ply the skies by riding "balloons" of silk. And they rely on something more than just the wind to take them high up and far away.
Wednesday, July 04, 2018
Only two northern white rhinos remain, and they're both female. But researchers said Wednesday that they successfully have created embryos using sperm collected from the males before they died out.
Tuesday, June 19, 2018
A committee of experts examined about a dozen different synthetic biology technologies that could be potentially misused. For each, they considered how likely it was to be usable as a weapon.
Friday, June 15, 2018
Scientists and National Institutes of Health officials met with alcohol company executives and appeared to solicit money from them in violation of government policy. The NIH canceled the study.
Thursday, June 07, 2018
Research shows that bees possess a mathematical ability once thought to exist only in dolphins, primates, birds and humans who are beyond the preschool years.
Thursday, June 07, 2018
Guns are the most common method used for suicide, accounting for the deaths of almost half the people who kill themselves, a Centers for Disease Control and Prevention study finds.
Thursday, May 24, 2018
The crash of the space rock that slammed into the Yucatan Peninsula also warmed up the Earth's atmosphere for 100,000 years. And scientists say it's a cautionary tale for people living today.
Friday, May 18, 2018
A working group convened by the National Institutes of Health looked at where chimps that had been used in research should live now. Unless relocating chimps would endanger them, a sanctuary is best.
Wednesday, May 16, 2018
Scientists are trying to figure out how green-blooded lizards might benefit from the unusual pigment. The answer could provide new insights into human illnesses like jaundice and malaria.
Friday, May 11, 2018
In 2015, to great fanfare, NASA announced a planet discovery considered a milestone in the hunt for another Earth. But now some researchers say it's not clear that this planet actually exists.
Wednesday, April 25, 2018
The European Space Agency has released a chart of the exact positions of many stars in the Milky Way and neighboring galaxies. But the map only shows a small fraction of what's out there.
Sunday, April 15, 2018
NASA is launching a mission to find Earth-sized planets beyond our solar system that scientists can study for signs of life. Scientists already know of over 3,000 planets around distant stars.
Wednesday, April 04, 2018
The supermassive black hole lurking at the center of our galaxy appears to have a lot of company, according to a new study that suggests the monster is surrounded by about 10,000 other black holes.
Friday, March 23, 2018
In 1996, Congress limited the Centers for Disease Control and Prevention's ability to study gun control. That will change with the new budget, but gun violence researchers aren't impressed.
Thursday, March 22, 2018
Some say the new appropriations bill contains language that will free up the Centers for Disease Control and Prevention to do more gun violence research, but others are more skeptical that anything will change.
Tuesday, March 20, 2018
Most of the Chinese space lab, the size of a city bus, will burn up in the atmosphere, but some debris may survive re-entry.