00:47 Pinpointing the season when an asteroid wiped out the dinosaursAround 66 million years ago, an enormous asteroid struck the Earth, leading to the end of the time of the dinosaurs. In a new paper, a team of scientists looked at evidence from fossilised fish, and suggest it happened in springtime in the Northern Hemisphere.Research article: During et al.08:42 Research HighlightsTransparency shrinks the gender pay-gap in academia, and how Tutankhamen’s meteorite-metal dagger was forged.Research Highlight: Gender pay gap closes after salary information goes publicResearch Highlight: How a space rock became King Tut’s dagger11:01 How climate change is affecting nighttime wildfiresCool, damp nights are a critical barrier to fire progression around the world. But a recent study has revealed that the duration and intensity of nighttime fires has increased in many places, as a result of climate change. The researchers say this trend is likely to continue, hampering efforts to control blazes.Research article: Balch et al.18:56 Briefing ChatWe discuss some highlights from the Nature Briefing. This time, how transgenic, fluorescent fish found their way into Brazil’s watercourses, and the ecological impact of a giant oil spill in Peru.Science: Transgenic glowing fish invades Brazilian streamsNature News: Unprecedented oil spill catches researchers in Peru off guardSubscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday. See acast.com/privacy for privacy and opt-out information.