Even with eclipsing binaries, measuring the properties of stars is no easy task. Stars are deformed as they rotate and pull on each other in a binary system. They interact, they irradiate one another, ...

A research team led by Hitoshi Yamamoto has unveiled new insights into how humans build and update reputations in cooperative social interactions. Human societies have achieved remarkable levels of ...

Since the mid-1900s, humans have been exerting an ever-increasing impact on the global nitrogen cycle. Human activities, such as making fertilizers and burning fossil fuels, have significantly ...

Convert HEX (HEX) to Us dollar (USD). Explore real-time exchange rates and historical data.

In this paper, a new cell-to-cell charge equalization converter using a multiwinding transformer is proposed. The proposed scheme achieves the direct cell-to-cell charge transportation by buck-boost ...