NASA's asteroid sample reveals key chemistry that could lead to life
Scientists poring over a sample brought back from the asteroid Bennu have detected amino acids and complex mineral compounds, ...
Nature3 天
Asteroid fragments upend theory of how life on Earth bloomed
The Bennu discovery helps to illuminate how, early in the Solar System’s history, asteroids and other planetary building blocks were not just “lumps of stone and ice, but active ‘living’ objects”, ...
NASA finds building blocks for life in the Bennu asteroid sample
Scientists from NASA and other institutions who have been analyzing the Bennu asteroid sample that returned to Earth last ...
Scientists find life-friendly molecules in NASA’s asteroid samples
Molecules friendly to life have been found in samples of the asteroid Bennu, which NASA collected with a robotic probe five ...
国台科研新成果再登国际顶刊：发现一种评价大曲质量的新指标，有 ...
酱酒酿造过程具有用曲量大的特点，粮曲比接近1:1，高温大曲中营养物质和风味物质及其前体大量进入到酿酒阶段，进而影响基酒品质，故高温大曲物系是质量评价体系的重要组成部分。
生物通7 天
我国学者在基于人造荧光蛋白的生物传感器方面取得新进展
在国家自然科学基金项目（批准号：22090050，22325701）等资助下，北京大学刘涛教授与中国地质大学（武汉）娄筱叮教授合作，在基于人造荧光蛋白的生物传感器构建方面取得新进展。研究成果以“利用遗传编码的分子转子型氨基酸构建人造荧光蛋白与生物传感 ...
NASA's Bennu samples contain life's building blocks, including amino acids and DNA/RNA ...
Samples contain all five nucleobases of DNA and RNA, supporting theory that asteroids may have seeded Earth with life's ...
Building blocks of life found in samples from asteroid Bennu
Rock and dust samples retrieved by NASA from the asteroid Bennu exhibit some of the chemical building blocks of life, ...