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Today you\u2019ll learn about how scientists are developing a form of birth control for men, why humans need more sleep during the winter, and how whales are giving up singing their love songs in favor of fighting for mates.

Male Contraceptive\xa0\xa0

• \u201cSperm-Slowing Male Contraceptive Reversibly Inhibits Mouse Fertility\u201d by Ruairi J Mackenzie
  • https://www.technologynetworks.com/drug-discovery/news/sperm-slowing-male-contraceptive-reversibly-inhibits-mouse-fertility-370207
• \u201cOn-demand male contraception via acute inhibition of soluble adenylyl cyclase\u201d by Melanie Balbach et al.
  • https://www.nature.com/articles/s41467-023-36119-6

Winter Snooze

• \u201cHumans \u2018may need more sleep in winter\u2019, study finds\u201d by Jane Clinton
  • https://www.theguardian.com/lifeandstyle/2023/feb/17/humans-may-need-more-sleep-in-winter-study-finds
• \u201cSeasonality of human sleep: Polysomnographic data of a neuropsychiatric sleep clinic\u201d by Aileen Seidler et al.
  • https://www.frontiersin.org/articles/10.3389/fnins.2023.1105233/full
• \u201cFeeling tired? Humans may need more sleep during the winter, new study suggests\u201d by Wyatte Grantham-Philips
  • https://www.usatoday.com/story/news/health/2023/02/21/more-sleep-needed-winter-study/11280016002/
• \u201cHumans need more sleep in the winter\u201d by Alison Bosman
  • https://www.earth.com/news/humans-need-more-sleep-in-the-winter-season/

Whale Fight Songs

• \u201cWhales give up singing to fight for love\u201d by UNIVERSITY OF QUEENSLAND
  • https://www.eurekalert.org/news-releases/979939
• \u201cPost-whaling shift in mating tactics in male humpback whales\u201d by Rebecca Dunlop & Celine Frere
  • https://www.nature.com/articles/s42003-023-04509-7
• \u201cGlobal whaling peaked in the 1960s\u201d by Hannah Richie
  • https://ourworldindata.org/whaling#:~:text=At%20its%20peak%20in%20the,to%20manage%20international%20whaling%20stocks.

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Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/male-contraceptive-winter-snooze-whale-fight-songs

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