The original LK99 Korean samples need detailed analysis. We do not know the specifics of the original samples. The replications fail because they do not know enough about what is happening to ...

If there was any hope remaining that LK-99 might be a room-temperature superconductor, it’s pretty much dead now. In fact, it’s worse than that. Pure samples of the substance show that it is ...

NASA/JPL-Caltech/MSSS The plan is similar to but less technologically challenging than the original architecture that was ruled out because of high costs and a sample return in the 2040 timeframe.

Mars Sample Return has blown a hole in NASA’s budget, which threatens other missions that need funding. The NASA center behind the mission, the Jet Propulsion Laboratory, just laid off over 500 ...

China’s Tianwen-2 asteroid sample return mission is set to launch this month, May 2025, en route to the asteroid Kamoʻoalewa (2016 HO3). The country could join the United States and Japan ...