1
30
Two different astronomy teams’ data show the oldest known galaxy in universe has oxygen
(cosmosmagazine.com)
2
3
5
7
8
9
10
11
12
13
14
15
16
17
18
20
21
22
23
24
25
20
Dark energy: mysterious cosmic force appears to be weakening, say scientists
(www.theguardian.com)
view more: next ›