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How Important are Phytoplankton and Seaweed in Our Ecosystem?

Growing up, we learned that oxygen comes from trees and other organisms that produce food through the process of photosynthesis. But do you know how important marine photosythesizers are? According to research, more than half of the amount of oxygen humans breath actually come from the ocean. This is thanks to our marine photosynthesizers that …

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How Did Evolution Bring Back a Flightless Bird from Extinction?

There are so many reasons why extinction occurs. This could be caused by natural disasters, evolutionary changes, or even overexploitation. But there are instances when certain species seemingly come back.  The Aldabra rail, a flightless bird, was wiped out along with all the terrestrial animals that once lived on Aldabra. A massive flood sank a …

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Why Do Fruit Flies Drink?

Yes, you read the title right. Fruit flies drink. Researchers have discovered that the common fruit fly actually prefer to feed on substances that have about 4 to 5 percent of alcohol. Fruit flies like to self-medicate just as humans do. They rid their frustrations through the consumption of alcohol. Male flies prefer spiked food …

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More than six billion different knot types have been identified by mathematicians and scientists since the 1800s.

Not Your Average Knot Author: Adam Zhang Institution: Georgia Institute of Technology Chemists at the University of Manchester have produced the tightest knot ever created. Published earlier this month in the journal Science, the team led by David Leigh used techniques in synthetic chemistry to braid strands of different molecules into a structure with over …

More than six billion different knot types have been identified by mathematicians and scientists since the 1800s. Read More »

Each year, 22,000 tons of dust from the Sahara Desert is carried by air currents to the Amazon Rainforest where it is an important source of phosphorus for tropical plants

NASA Satellite Reveals How Much Saharan Dust Feeds Amazon’s Plants What connects Earth’s largest, hottest desert to its largest tropical rain forest? The Sahara Desert is a near-uninterrupted brown band of sand and scrub across the northern third of Africa. The Amazon rain forest is a dense green mass of humid jungle that covers northeast …

Each year, 22,000 tons of dust from the Sahara Desert is carried by air currents to the Amazon Rainforest where it is an important source of phosphorus for tropical plants Read More »

NASA’s longest serving female employee since January 1958, Sue Finley, has been an engineer and programmer for space missions since Explorer 1, for missions to the Moon, Sun, all the planets and many other solar system bodies, and recipient of NASA’s Exceptional Public Service Medal.

Susan G. Finley Susan G. Finley, a native Californian, has been an employee of NASA’s Jet Propulsion Laboratory (JPL) since January 1958, making her the longest-serving woman in NASA. Two days before Explorer 1 was launched, Finley began her career with the laboratory as a human computer, calculating rocket launch trajectories by hand. She now …

NASA’s longest serving female employee since January 1958, Sue Finley, has been an engineer and programmer for space missions since Explorer 1, for missions to the Moon, Sun, all the planets and many other solar system bodies, and recipient of NASA’s Exceptional Public Service Medal. Read More »

Some ant queens will find a queen with an established nest to kill and impersonate. To sneak into the nest they first find and kill a worker ant for its scent.

Lasius umbratus Lasius umbratus, colloquially known as the yellow shadow ant and yellow lawn ant, is a palearctic species of parasitic ant distributed across Eurasia and the Maghreb region of Africa. It was once thought that this species occurred in North America as well, but comparative genomic studies indicate the Afro-Eurasian and American populations are …

Some ant queens will find a queen with an established nest to kill and impersonate. To sneak into the nest they first find and kill a worker ant for its scent. Read More »