How I eavesdrop on frog conversations

The ocean is an important carbon sink that absorbs 20–30% of the total anthropogenic CO2 emissions in the industrial era (1.0–3.0 Pg annually, 1 Pg = 1015 g). Tropical cyclones are among the most devastating weather systems that profoundly disturb the upper ocean. However, their role in the global carbon cycle has been controversial: do tropical cyclones lead to net carbon absorption or release by the ocean, and does it matter?

As people in the United States are coping with historic drought conditions, the country's wildlife is also facing problems because of the extreme aridity. Herbivores, omnivores, and carnivores in the southwestern U.S. have all seen the extent of their suitable habitat shrink due to drought, according to a new study led by the University of Michigan.

China launched its crewed Shenzhou-23 spacecraft and eased it into a successful docking with a space station early Monday as part of Beijing's ambitions to send humans to the moon by 2030, state media said.

To avoid the punishing sun, Inas Gamal abandoned her ambitious plan of spending the days ahead of the hajj praying in Mecca's Grand Mosque and retreated to the comfort of an air-conditioned hotel room to perform her daytime prayers.