Scientists from the Ohio State University have found that people are able to tell other people's emotions according to changes in the color of their faces.

美国俄亥俄州立大学的科学家发现，人们可以通过面部颜色的变化来判断他人的情绪。

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Scientists use these changes in ocean color to estimate chlorophyll concentration and the biomass of phytoplankton in the ocean.

科学家利用海洋颜色的变化来估计叶绿素含量以及海洋浮游植物的生物量。

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Scientists have uncovered startling new evidence which definitively show what color feathers certain dinosaurs had — reddish-orange.

科学家们找到了新的确凿的证据证明一些恐龙的羽毛颜色是桔红色的！

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Later today, scientists are expected to complete a full color panorama of the landing site of the Mars Phoenix mission.

NPR: Phoenix Sends Color Photos of Mars to NASA

But scientists hope that it will eventually enable color vision.

WSJ: FDA Approves Bionic Eye

But scientists hope that they can improve the detail to eventually enable color vision in its wearers.

WSJ: The Quest to Create A Bionic Eye Gets Clearer