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US policy could thwart sustainable space development, researchers say

The United States' space policy threatens the safe and sustainable development of the final frontier, two researchers argue. Advertisement. The U.S. is pushing national rather than multilateral regulation of space mining, an approach that could have serious ...

Pieces of Venus may be hiding on the moon

The moon may be hiding the scientific key to the mysterious past of our neighboring world, Venus. Scientists think that Earth and Venus were once awfully similar. But then, something happened on Venus to turn it into the greenhouse-effect driven planet it is ...

Nobel Prize Work Took Black Holes from Fantasy to Fact

Scientific American

Scientific American

As the carnage of the Eastern Front raged around him, a German lieutenant in World War I digested Albert Einstein's new theory. Less than two months after Einstein published his general theory of relativity, Karl Schwarzschild, who had enlisted despite being ...

The mole genome reveals regulatory rearrangements associated with adaptive intersexuality

Female moles are intersexual and develop masculinizing ovotestes, a distinctive trait among mammals. Real et al. investigated the origin of this trait by sequencing the Iberian mole genome and applying comparative strategies that integrate transcriptomic, ...

China selects 18 new astronauts in preparation for space station launch

China has selected a third group of astronauts for the nation's coming space station, the China Manned Space Agency announced on Oct. 1. Advertisement. The 18 new astronauts — 17 men and one woman — fall into three groups. Seven were chosen from ...

Perseverance Rover will peer beneath Mars' surface

Perseverance's Radar Imager for Mars' Subsurface Experiment (RIMFAX) uses radar waves to probe the ground, revealing the unexplored world that lies beneath the Martian surface. The first ground-penetrating radar set on the surface of Mars, RIMFAX can ...

Cryo-EM with sub–1 Å specimen movement

Single-particle cryogenic electron microscopy (cryo-EM) has become a go-to technique for structural biologists. Although data-processing and reconstruction methods have improved, innovations in sample preparation and data collection are essential to ...

OSIRIS-REx mission researchers detail history of asteroid Bennu

NASA's OSIRIS-REx spacecraft mission, launched on Sept. 8, 2016, is the first U.S. mission designed to retrieve a pristine sample of an asteroid and return it to Earth for further study. The mission's target is Bennu, a carbon-rich near-Earth asteroid that is ...

Signals from distant stars connect optical atomic clocks across Earth for the first time

Using radio telescopes observing distant stars, scientists have connected optical atomic clocks on different continents. The results were published in the scientific journal Nature Physics by an international collaboration between 33 astronomers and clock ...

High-Risk, High-Reward grants for nine Harvard researchers

Harvard Gazette

Harvard Gazette

Nine scientists from Harvard are among the 85 who have been selected in four categories to receive $251 million in grants over five years through the National Institutes of Health's High-Risk, High-Reward Research Program, which aims to promote ...