IN a recent paper (J. Amer. Chem. Soc., 45, 1184 (1923)) Spoehr states that he has been entirely unable to reproduce our results on the photochemical production of formaldehyde from carbon dioxide ...

Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 ...

Massive, migrating dust clouds originating in the Sahara Desert are crucial to fostering life in the Atlantic Ocean as far ...

Ditsö`, also known as WASP-17 b, orbits a star 1,300 light-years from Earth. One side of the planet is perpetually locked so ...

Photosynthesis changed Earth in powerful ways. When photosynthetic organisms appeared, it led to the Great Oxygenation Event.

This is a photochemical product that forms in the atmosphere when water vapour encounters sunlight. "For us, that's perfect. Antarctica works like an on-off switch with the long 'polar nights' in ...

Led by Neil Donahue (Carnegie Mellon University), Environmental Science: Atmospheres is a gold open access journal committed to bringing the wider environmental science and climate change communities ...

Corneal cross-linking (CXL) has transformed the disease course of patients with corneal ectasias since its introduction to ...

Beijing Zhongke Journal Publising Co. Ltd. image: 首先，通过两步煅烧法制备了石墨氮化碳材料（CN）。接着，利用静电自组装策略，使聚乙烯亚胺（PEI）与CN ...

Scientists have finally created the spider-like formations found on the surface of Mars. The post Successful Recreation Of ...

The international day for the Preservation of the Ozone Layer is observed on September 16, with India participating since ...