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Category: Biology

New Use of Cilantro—Purifying Drinking Water

New Use of Cilantro—Purifying Drinking Water

Cilantro is a commonly used condiment in some countries. Recently, in this vegetable became a focus that drew a lot of scientists’ attention at the 246th National Meeting & Exposition of the American Chemical Society—the traditional vegetable could be used to purify drinking water. “Our purpose is to find a [...]

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Fly’s ‘Slow Motion’ Vision

Fly’s ‘Slow Motion’ Vision

How can flies avoid being swatted? Scientist studied on animals ‘perception on high frequency light and discovered that flies use the same way to avoid swatter like Keanu Reeves dodges flying bullets in the Movie Matrix—by watching time pass slowly. How fast is the rapid swatter in the view of [...]

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Young Whoopers Stay the Course When They Follow a Wise Old Bird

Young Whoopers Stay the Course When They Follow a Wise Old Bird

An image of a young whooping crane on its first fall migration, guided by an Operation Migration ultralight. Image source:Joe Duff/Operation Migration USA Inc. All whooping cranes are doing migration practice following an ultralight piloted aircraft. Image source: Heather Ray/Operation Migration USA Inc. It is known that an old horse [...]

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Why Do Wolves Howl? Decoding the Call of the Wild

Why Do Wolves Howl? Decoding the Call of the Wild

Wolves howl so that they could find the rest of the pack. Image source: ScienceMag, Walter Vorbeck. For many years, wildlife biologists suggest that the howling of a wolf is a way to reestablish contact with the rest of the pack members when they have been separated, which is a [...]

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How to Know Whether Your Dog Loves You or Not?

How to Know Whether Your Dog Loves You or Not?

Do you want to know whether your dog loves you or not? Watch his left eyebrow to get the answer! Researchers used high-speed video cameras to capture the micro facial expressions of 12 dogs from different breeds when they were faced with various objects for 800 milliseconds. Each dog was [...]

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Hey Puppy, Please Get Along with That Kitty!

Hey Puppy, Please Get Along with That Kitty!

Do you keep a dog and a cat together but they are always fighting like…dogs and cats? You may wonder how could it possible to make them get along with each other, especially for their first meeting. Somebody suggests that to help them get along, you should bring them to [...]

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Who Comes First, Male or Female?

Who Comes First, Male or Female?

People used to think that X chromosome appeared many years longer than Y chromosome did. However, American scientists have recently pointed out that the most recent common ancestors of human male came into being at almost same time with the females. Previous studies showed that the most recent common ancestors [...]

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