Many of the studies documenting a global decline in amphibians have linked the shrinking populations with exposure to excessive ultraviolet (UV) sunlight or to pollutants, especially ones with a hormonal effect. Biologists now find that slightly elevated UV exposure reduces the chance that tadpoles will become frogs. That chance declines even more with coincident exposure to an estrogen mimicking pollutant.Maxine Croteau’s team at the University of Ottawa exposed leopard frogs to UV radiation for 8 months.

“I think I ready to move on, I ready to end the impeachment trial because I think it blatantly unconstitutional,” he said on Face the Nation. “As to Donald Trump, he is the most popular figure in the Republican Party. He had a consequential presidency.

If knowing whether a friend likes math doesn’t affect the probability they like chocolate, then events A and B are independent and we can get the exact value for P(A,B). This is a logical conjunction of A and B, so next to “Conjunction” above the plot, click on “Independent.” Trace the location in the plot where the horizontal axis, P(A), is at 0.9 and the vertical axis, P(B), is at 0.3. You’ll see P(A,B) is about 0.27 according to the color bar on the right.However, maybe enjoying chocolate makes it more likely you’ll enjoy math.

Recorded in Australia, the video surfaced recently from YouTuber Melbourne Aerial Video. When the eagle comes into frame, though, it clear that he or she means business, and will not be deterred. You clicked, so you know what happens from there, although the foreknowledge should hardly lesson the, um, impact.Let us know in the comments below whether this eagle clearly articulates your thoughts on drones as well.Watch a slowed down version of the same video below:ImpactImpactThis fluid dynamics expert explains how to reduce the risk of COVID 19 transmission in a carImpactThe frightening link between climate change and the pandemicImpactThe COVID 19 vaccine rollout is going to create a massive waste management problemNewsNewsHow to watch the 2021 Super Bowl live on CBS without cable, including free optionsNewsFootball and concussions: How safe is the Super Bowl for players’ brains?NewsHow much does a Super Bowl ad cost? Here’s how 2021 comparesWork LifeWork Life6 Google Forms settings you need to start using to be more productiveWork Life4 smart tricks that make the Zoom chat function more powerfulWork LifeThe 4 management styles of emotionally intelligent leaders.