搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 24 小时
时间不限
过去 1 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
3 小时
on MSN
Human genetics provides clues to why DNA regulatory regions get 'loopy'
DNA transcription is the vital first step needed for switching on our genes. For a gene to be switched on, it must be acted ...
3 小时
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, ...
2 小时
on MSN
Minerals Crucial to Life Found in Asteroid Samples From Space
The building blocks for life, including salts, organic matter and amino acids have been found in samples returned to Earth ...
Courthouse News Service
1 小时
Seeds of life found in asteroid rubble pile
Two science teams pored over samples from the B-type asteroid Bennu, finding chemicals linked to the beginnings of life and ...
Nanowerk
1 小时
Samples from asteroid Bennu include life's building blocks
Rock and dust samples brought back from the near-Earth asteroid Bennu contain organic matter, including amino acids and all ...
2 小时
on MSN
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, ...
2 小时
on MSN
Asteroid rubble scooped by spacecraft contains new clues about origin of life
Scientists have finally had a close look at the rubble collected by a spacecraft from the asteroid Bennu. Here's what they ...
Nature
18 小时
‘Dark proteins’ hiding in our cells could hold clues to cancer and other diseases
The human genome encodes potentially thousands of tiny proteins that were previously overlooked. The search is on to find out ...
4 小时
on MSN
Mapping of a gigantic salamander genome reveals secrets of regeneration
Researchers at Karolinska Institutet have mapped the genome of the Iberian ribbed newt and revealed how the composition and ...
57 分钟
on MSN
Unprecedented asteroid samples contain organic compounds and minerals crucial to life ...
Scientists have detected organic compounds and minerals necessary for life in the samples collected by the OSIRIS-REx mission ...
2 小时
Lurking Inside an Asteroid: Life’s Ingredients
Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...
Smithsonian Magazine on MSN
1 小时
Scientists Discover Traces of Salt Water and Building Blocks of Life in NASA’s Samples ...
Two new papers describe hints to a brine-filled environment on the 4.5-billion-year-old space rock and the presence of amino ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
反馈