China launches spaceplane for second time as part of double header

Two launches were conducted from China in the last 24 hours on what was a busy day in spaceflight. The day started at 03:08 UTC with the launch of the Ludi Shengtai Xitong Tanjiance (TECIS – Terrestrial Ecosystem Carbon Inventory Satellite) payload, on board a Chang Zheng 4B. Later, a second flight of the Chinese … Read more

Cement carbon dioxide emissions quietly double in 20 years

Sheep graze on a grass land near a cement plant on the outskirts of Beijing, China, Oct. 17, 2015. New global data released in May 2022, shows that emissions of heat-trapping gases coming from making cement have doubled in the last 20 years. It’s all being driven by China, which is responsible for more than … Read more

Process to customize molecules does double duty

Rice University graduate student Kang-Jie (Harry) Bian sets up light-sensitive molecules for an experiment in the lab of chemist Julian West. Bian is lead author of a study inspired by natural processes to enable the modular difunctionalization of alkene molecules for drug and materials design. Credit: Rice University Inspired by your liver and activated by … Read more

May’s lunar eclipse and a wild-card meteor shower may offer double spectacle

May offers an unusual skywatching bounty: the possibility of two major celestial highlights occurring within the span of a single month. The first, a total lunar eclipseis a certainty, but the second, a potentially strong meteor shower at month’s end, is a wild card. Here’s what you need to know to prepare for both skywatching … Read more