Welcome to DU!
The truly grassroots left-of-center political community where regular people, not algorithms, drive the discussions and set the standards.
Join the community:
Create a free account
Support DU (and get rid of ads!):
Become a Star Member
Latest Breaking News
Editorials & Other Articles
General Discussion
The DU Lounge
All Forums
Issue Forums
Culture Forums
Alliance Forums
Region Forums
Support Forums
Help & Search
Science
Related: About this forum
0
Dec 2023
Dec 2023
2
2539
0
Dec 2023
Dec 2023
6
600
A new means of space propulsion... closed loop pulse propulsion... here's the idea [View all]
78
Dec 2023
Dec 2023
9
9611
11
Dec 2023
Dec 2023
19
1656
2
Dec 2023
Dec 2023
5
638
0
Dec 2023
Dec 2023
1
724
0
Dec 2023
Dec 2023
2
680
10
Dec 2023
Dec 2023
13
724
0
Dec 2023
Dec 2023
2
763
11
Dec 2023
Dec 2023
23
1241
3
Dec 2023
Dec 2023
6
978
2
Dec 2023
Dec 2023
3
815
7
Dec 2023
Dec 2023
32
1678
0
Dec 2023
Dec 2023
9
585
2
Dec 2023
Dec 2023
5
673
0
Dec 2023
Dec 2023
11
753
8
Dec 2023
Dec 2023
23
1769
3
Dec 2023
Dec 2023
11
869
0
Dec 2023
Dec 2023
4
613
4
Dec 2023
Dec 2023
13
1034
1
Dec 2023
Dec 2023
3
575
2
Dec 2023
Dec 2023
1
606
1
Dec 2023
Dec 2023
7
762
12
Dec 2023
Dec 2023
62
1904
0
Dec 2023
Dec 2023
1
823
1
Dec 2023
Dec 2023
11
991
13
Nov 2023
Dec 2023
4
1355
4
Dec 2023
Dec 2023
8
1712
7
Dec 2023
Dec 2023
5
752
3
Dec 2023
Dec 2023
7
560
Science Continued...
0
Dec 2023
Dec 2023
10
870
2
Dec 2023
Dec 2023
12
531
2
Nov 2023
Dec 2023
12
785
3
Dec 2023
Dec 2023
9
655
0
Nov 2023
Nov 2023
10
688
5
Nov 2023
Nov 2023
1
862
0
Nov 2023
Nov 2023
2
632
11
Nov 2023
Nov 2023
33
1937
21
Nov 2023
Nov 2023
41
2203
1
Nov 2023
Nov 2023
3
656
1
Nov 2023
Nov 2023
6
912
2
Nov 2023
Nov 2023
8
683
17
Nov 2023
Nov 2023
42
1895
0
Nov 2023
Nov 2023
2
735
1
Nov 2023
Nov 2023
8
710
2
Nov 2023
Nov 2023
2
680
5
Nov 2023
Nov 2023
4
698
6
Nov 2023
Nov 2023
8
957
5
Nov 2023
Nov 2023
1
600
5
Nov 2023
Nov 2023
26
1536
0
Nov 2023
Nov 2023
1
640
4
Nov 2023
Nov 2023
6
865
1
Nov 2023
Nov 2023
2
1007
1
Nov 2023
Nov 2023
2
1527
2
Nov 2023
Nov 2023
20
1040
2
Nov 2023
Nov 2023
5
599
2
Nov 2023
Nov 2023
14
629
0
Nov 2023
Nov 2023
1
764
11
Nov 2023
Nov 2023
47
2404
4
Nov 2023
Nov 2023
4
736
Science Continued...
1
Nov 2023
Nov 2023
4
581
0
Nov 2023
Nov 2023
4
752
1
Nov 2023
Nov 2023
30
1528
6
Nov 2023
Nov 2023
10
1044
1
Nov 2023
Nov 2023
4
428
6
Nov 2023
Nov 2023
4
1138
0
Nov 2023
Nov 2023
3
535
0
Nov 2023
Nov 2023
7
913
1
Nov 2023
Nov 2023
9
544
1
Nov 2023
Nov 2023
4
1820
0
Nov 2023
Nov 2023
7
628
10
Nov 2023
Nov 2023
30
1589
0
Nov 2023
Nov 2023
10
657
4
Nov 2023
Nov 2023
8
740
2
Nov 2023
Nov 2023
3
686
1
Nov 2023
Nov 2023
2
1011
12
Nov 2023
Nov 2023
8
796
1
Nov 2022
Nov 2023
4
983
8
Nov 2023
Nov 2023
3
728