25 interesting facts #2

26. Countries with more political imagery on their money tend to have less political freedom and less gender equality (Lawson 2019)

27. Parents have lower academic expectations for girls with a younger brother (Cools and Patacchini 2019)

28. “Ban the Box” policies, i.e. policies restricting employers from asking about applicants’ criminal histories on job applications, encourage racial discrimination (Agan and Starr 2018, Doleac and Hansen 2020)

29. Night flights are worse for the climate than daytime flights (Reed 2006)

30. Politicians appear more competent when using numerical rhetoric (Pedersen 2017)

31. Disaster relief decisions are driven by news coverage of disasters (Eisensee and Strömberg 2007)

32. The rate of learning is maximized when the difficulty of training is adjusted to keep the training accuracy at around 85% (Wilson et al. 2019)

33. Middle name initials enhance evaluations of intellectual performance (Tilburg and Igou 2014)

34. In Bangladesh, because gender norms prohibit women from leaving their homes without a male relative, women are far more likely to suffer flood-related deaths (Juran and Trivedi 2015)

35. Caffeine ingestion improves muscular endurance (Warren et al. 2010)

36. Meta-analytic effect sizes are, on average, larger than replication effect sizes (Kvarven et al. 2019)

37. Climate change is now detectable from any single day of weather at global scale (Sippel et al. 2020)

38. Extreme protest actions reduce popular support for social movements (Feinberg et al. 2020)

39. U.S. air strikes employed during the Vietnam War worsened attitudes toward the U.S. and South Vietnamese government (Dell and Querubin 2018)

40. Politicians winning a close election live longer than candidates who lose (Barfort et al. 2020, Borgschulte and Vogler 2019)

41. Marathon runners are more likely to complete a marathon just below 4 hours (than just above 4 hours) because round numbers serve as reference points (Allen et al. 2017)

42. LEGO blocks provide better thermal isolation than well-known bulk insulator materials (Chawner et al. 2019)

43. Content disputes in Wikipedia correlate with geopolitical instability (Apic et al. 2011)

44. In London, passengers often trust the Tube map more than their own travel experience when deciding the best travel path (Guo 2011)

45. Rapid implementation of multiple public health interventions can significantly reduce influenza transmission (Hatchett et al. 2007)

46. Fully supported hypotheses in PhD theses are more likely to be published (Cairo et al. 2020)

47. Liberals and conservatives show similar levels of bias (Ditto et al. 2019)

48. Adoption of the fist bump as a greeting could substantially reduce the transmission of infectious disease (Mela and Whitworth 2014)

49. Atheists and agnostics are "prayer averse", i.e. willing to pay to avoid receiving prayers (Thunström and Noy 2019)

50. There is a positive correlation between the number of characters in an MCU movie and the IMDb rating of the movie (Roughan et al. 2020)