Investigators have revealed the cells of origin for specific subtypes of medulloblastoma, the most common malignant pediatric brain tumor. The work also has implications for how medulloblastoma is cla..

Meningeal lymphatic vessels at the skull base are found to be the major route for brain clearance. Reporting to see their integrity is impaired with aging, the latest findings provide further insights..

Five large volcanic eruptions occurred in the early 19th century. They caused cooling and — as a new study shows — to drying in the monsoon regions and glaciers growing in the Alps. The study shows ..

Researchers reveal for the first time the full spectrum of cells that come together to make a heart at the earliest stages of embryo formation. They also uncovered how the cells are controlled, and ho..

A new reconstruction of global average surface temperature change over the past 2,000 years has identified the main causes for decade-scale climate changes. The new temperature reconstruction also lar..

In contrast to pre-industrial climate fluctuations, current, anthropogenic climate change is occurring across the whole world at the same time, according to new studies. In addition, the speed of glob..

Observations made with a new instrument developed for use at the 2.1-meter telescope at the National Science Foundation's Kitt Peak National Observatory have led to the discovery of the fastest e..

Most game theory models don't reflect the relentlessly random timing of the real world. In a new article, two economists and a physicist model what happens when players receive information or act..

Use of medical imaging during pregnancy increased significantly in the United States, a new study has found, with nearly a four-fold rise over the last two decades in the number of women undergoing co..

In a major step toward developing portable scanners that can rapidly measure molecules in pharmaceuticals or classify tissue in patients' skin, researchers have created an imaging system that use..