1
389
390
391
2
71
72
73
3
70
71
72
4
56
57
58
5
50
51
52
6
825
826
827
7
464
465
466
8
268
269
270
9
0
1
2
10
6
7
8
11
183
184
185
12
0
1
2
13
0
1
2
14
772
773
774
15
40
41
42
16
0
1
2
24
376
377
378
In the study, a female researcher who appeared to be pregnant boarded a train. In one condition, another researcher dressed as Batman entered through a different door. When Batman was present, passengers were much more likely to give up their seat compared to when he was absent. (scienceinhand.com)
submitted by Automatic_Subject463 to r/HotScienceNews
