A new study finds male mice more unpredictable than females, challenging century-old assumptions used to exclude females from research because of their hormones. By Azeen Ghorayshi For decades, male ...

Even small objects, such as dust and leaves, can block sunlight from reaching solar cells, and understanding how the loss of incoming radiation affects power output is essential for optimizing ...

WASHINGTON, Sept. 27, 2022 – Large obstacles, like clouds and buildings, can block sunlight from reaching solar cells, but smaller sources, such as dust and leaves, can also create similar problems.