Question

write a report on showing current news in the the field of of science. also mention date and source of news.​

Answer 1

Answer:

Date:

June 15, 2020

Source:

Princeton University

Summary:

While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A research team trained wild hummingbirds to perform a series of experiments that revealed that the tiny birds also see combination colors like ultraviolet+green and ultraviolet+red.

Answer 2

Answer:

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