Prolonged exposure to artificial light prevents urban trees from adjusting to seasonal variations. Notice how the leaves of this tree have fallen, except for those directly under the streetlight. Recent research demonstrated how high-intensity light sources have the greatest impact on delaying leaf senescence, throwing off a plant response to the change of seasons. Peculiar image of the week via Physics FAU.
Streetlight Disrupts Seasonal Cycle of Trees
Should men be able to give birth to children?
Lisa Mandemaker: Using an artificial womb could lead to more equality between sexes, but also between different family layouts. If men would be able to give birth to children, it would maybe be easier for male same-sex couples to have a child together.Join us!