NASA-supported scientists have resurrected an enzyme first used by organisms on Earth 3.2-billion years ago and, in the process, have validated a chemical biosignature in rocks that is used to understand ancient life on Earth. The research provides a new understanding of what Earth’s biosphere was like early in our planet’s history and confirms a […]
Posted on
January 30, 2026
Sign up for our newsletter:
Categories
14
14
1
7
2
3
1
35
3
3
1
1
1
365
189
21
1
136
14
10
2
3
410
11
1
10
2
5
1
1
14
282
1
134
4
1
390
38
10
2
1
1
29
1
46
18
1
6
2
1
3
59
24
2
21
6
1
62
4
2
8
17
1
33
12
11
19
9
235
12
70
1
1
1
5
11
26
1
7
19
113
10
222
34
4
2
19
4
3
11
28
18
41
6
1
3
37
6
663
13
17
46
1
1
1
14
1
8
55
15
388
3
29
1
107
1
48
109
10
1
1
6
7
3
3
19
1
17
152
13
2
6
1
41
172
112
211
2
1
1
301
203
13
3
5
1
46
95
67
56
38
11
10
6
1
3
3
30
46
20
46
2
141
1
3
1
102
4
11
2
1
4
1
1
2
1
30
159
3
18
1
13
13
115
2
6
2
373
3
61
1
Blog Posts
APOD: 2026 October 4 – Supernumerary Rainbows over New Jersey
October 4, 2026
APOD: 2026 October 3 – Selfie at Vera Rubin Ridge
October 3, 2026
NASA Astronaut Christina Koch to Join NFL Fans in Philadelphia
October 2, 2026