Non-vascular bryophytes live in colonies that cover the ground and resemble tiny forests. In a real forest, plants compete for light in different layers of the canopy. If a plant does not receive enough sunlight, it stops ...
Evolution
Jan 24, 2023
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79
If you happened to be looking at the sky in Europe on a cold night on February 5, 1993, there is a chance you could have seen a dim flash of light. That flash came from a Russian space mirror experiment called Znamya-2.
Astronomy
Jan 12, 2024
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25
One of the most significant constraints on the size of objects placed into orbit is the size of the fairing used to put them there. Large telescopes must be stuffed into a relatively small fairing housing and deployed to ...
Astronomy
Dec 27, 2023
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25
When temperatures throughout the sizzling Southwestern U.S. climb to over 100 degrees, the pavement can get hot enough to cause second-degree burns on human skin in a matter of seconds.
Environment
Jul 27, 2019
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35
This year, even before the northern hemisphere hot season began, temperature records were being shattered. Spain for instance saw temperatures in April (38.8°C) that would be out of the ordinary even at the peak of summer. ...
Environment
Jun 1, 2023
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12
One of the most commonly discussed challenges when starting our species' space exploration journey is how to get the resources necessary for life off of the Earth. Typically this is thought of as two things—water and oxygen, ...
Space Exploration
Jul 19, 2023
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4
While the surface of the moon has been mapped in incredible detail over the last several decades, one region has eluded orbital cameras due to the lack of sunlight, which are aptly called the permanently shadowed regions ...
Planetary Sciences
Sep 26, 2023
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1
A side view of ESA's Solar Orbiter as it entered a vacuum chamber for thermal vacuum testing at the IABG test facility in Ottobrunn, Germany, last month.
Space Exploration
Jan 31, 2019
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13
The Orion spacecraft with European Service Module at NASA's Plum Brook Station. The first Orion will fly farther from Earth on the Artemis I mission than any human-rated vehicle has ever flown before—but first it will undergo ...
Space Exploration
Dec 5, 2019
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9
Globally, 1 in 18,000 people have albinism. In sub-Saharan Africa it's more common, with data from Tanzania showing that 1 person in 2,652 has albinism. According to Standing Voice, an international non-governmental organisation ...
Education
Nov 21, 2018
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