Areas across the UK from Cornwall to County Down have seen their wettest January on record continue with heavy rain in February.
Microbiologists have been growing microbes on agar plates for nearly 150 years, but agar’s discovery dates back to a happy accident in a mid-17th-century kitchen. Legend has it that on a cold winter day, a Japanese innkeeper cooked tokoroten soup, a Chinese agar seaweed recipe known in Japan for centuries. After the meal, the innkeeper discarded the leftovers outside and noticed the next morning that the sun had turned the defrosting jelly into a porous mass. Intrigued, the innkeeper was said to have boiled the substance again, reconstituting the jelly. Since this discovery, agar has become a staple in many Japanese desserts, from yokan to anmitsu.,这一点在Line官方版本下载中也有详细论述
[새로 나왔어요]수학자가 알려주는 증명의 함정 外。搜狗输入法下载对此有专业解读
Thailand GP — March 1
中国科协、教育部日前印发《关于进一步加强高等学校科普工作的意见》,提出到2030年实现高校科普工作全覆盖。根据意见,到2030年,高校科普工作体系将更加完善,高校科普地位作用更加凸显,科学素质和能力培养导向更加鲜明,高校社会化科普服务效能更加彰显,服务国家创新驱动发展的贡献度进一步提升。