The Evolution of Male Homosexuality

TL;DR

SpaceX has delayed its mission to the International Space Station, but plans to launch in May. The European Space Agency announced plans for a probe to explore Jupiter's moons.

Transcript

Hello and welcome back to my office for another episode of SciShow News. First, and update on the historic SpaceX launch to the International Space Station I was talking about a couple weeks ago: since you last saw me, SpaceX has delayed this mission several times; and now it plans to lift-off Saturday, May 19th. Fortunately for the six astronauts ... Read More

Key Insights

• 🚀 SpaceX has successfully tested its rocket for the mission to the ISS, but there have been delays in the launch.
• 🤘 The European Space Agency plans to send a probe, JUICE, to explore the moons of Jupiter, focusing on potential signs of extraterrestrial life.
• 🧔‍♀️ Women feel more jealousy and envy towards other women in the workplace based on attractiveness and power, while men are only jealous of other men with better social skills.
• 🕵️‍♀️ Research on Samoan men suggests a genetic link to male homosexuality through reproductive success in female relatives.
• 😃 Mothers' skulls don't fuse until the child is about 2 years old, allowing for flexibility during birth and accommodating the growth of bigger brains in human ancestors.
• 🥺 Long-term breastfeeding can lead to a loss of income for mothers who may switch to part-time work or leave the workforce entirely.

Questions & Answers

Q: When is SpaceX planning to launch its mission to deliver supplies to the International Space Station?

SpaceX plans to launch the mission on Saturday, May 19th, after several delays.

Q: What are the main focus of the European Space Agency's probe to Jupiter's moons?

The probe, JUICE, will measure the thickness of the moons' ice sheets, study the dynamics of their internal oceans, and identify possible landing sites on Europa.

Q: What did the study on sexual behavior in the workplace find?

The study found that women feel more jealousy and envy towards other women who are more attractive or have more power at work, while men only felt jealous of other men with better social skills.

Q: What does research on Samoan men suggest about the genetic link to male homosexuality?

The research found that both maternal and paternal grandmothers of fa'afafine, who are attracted to men, reproduced much more than the grandmothers of straight men, supporting the sexual antagonism hypothesis for male homosexuality.

Summary & Key Takeaways

• SpaceX has delayed its mission to deliver supplies to the International Space Station, but testing has been going well.

• The European Space Agency announced plans for a probe called JUICE to explore the moons of Jupiter, focusing on Ganymede, Europa, and Callisto.

• Two studies on human sexual behavior found that women feel more jealousy and envy towards other women in the workplace, while men are only jealous of other men who have better social skills. Another study suggested a genetic link to male homosexuality.