Photo credit: Brookfield Zoo Chicago’s Sarasota Dolphin Research Program, taken under NMFS MMPA Scientific Research Permit – Bottlenose dolphins are social creatures that use whistles and clicks to communicate with each other.
Photo credit: zoranm/E+ via Getty Images – Studies have found small amounts of toxic heavy metals and other potentially harmful substances in some menstrual pads and tampons.
Photo credit: Monty Rakusen/DigitalVision via Getty Images – Probability can explain why a coin flip has a 50/50 chance of landing heads versus tails, but it also can be used for more powerful applications.
