Reflection

1. If being flashy and colorful attracts predators, why do you think guppies are so colorful? A: Being bright and colorful can give the pr...

Conservation of nature is key. Sure, the human species has a way of taking away from nature, but it has been depleting it these days. Becaus...

Although we know how important biodiversity is, human activity has been making animals very scarce. Extinction rates are 1,000 times higher ...

Hypothesis: If the rubbing alcohol in the bottle is lit on fire, then it will burn up until the bottle is gone. Observations: The alcohol ...

Article link http://news.bbc.co.uk/2/hi/science/nature/743879.stm Summary: Since the Chernobyl incident, the city of Pripyat has been cov...

1: Name five countries that received higher levels of radiation when the nuclear power plant exploded. 2: How many people immediately died...