America has sent five rovers to Mars—when will humans follow?
With its impeccable landing on Thursday, NASA's Perseverance became the fifth rover to reach Mars—so when can we finally expect the long-held goal of a crewed expedition to materialize?
With its impeccable landing on Thursday, NASA's Perseverance became the fifth rover to reach Mars—so when can we finally expect the long-held goal of a crewed expedition to materialize?
Space Exploration
Feb 20, 2021
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A new national study of public water systems found that arsenic levels were not uniform across the U.S., even after implementation of the latest national regulatory standard. In the first study to assess differences in public ...
Environment
Dec 9, 2020
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Each and every biological organism has an important function in creating a healthy ecosystem, which is why conservationists everywhere encourage protecting biodiversity. However, monitoring wildlife health is an ongoing challenge. ...
Plants & Animals
Dec 7, 2020
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Studies conducted in yeast show that exposure to ultraviolet light (UV) induces new types of DNA damage that may cause the deadliest form of skin cancer, malignant melanoma.
Molecular & Computational biology
Nov 17, 2020
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40
The environment provided by the mother during embryo development has major consequences on later-life health and lifespan. This can arise through effects on cellular aging which is often estimated with the length of telomeres. ...
Molecular & Computational biology
Nov 11, 2020
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181
"Kamala Harris is not a natural-born American citizen." False. "Joe Biden's family has illegal business ties with China." False. Believe it or not, large segments of the population are aware of these kinds of unsupported ...
Political science
Sep 17, 2020
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Hurricane Laura plowed through the heart of Louisiana's oil and chemical industries as a powerful Category 4 storm, leaving a chlorine plant on fire and the potential for more hazardous damage in its wake.
Environment
Aug 31, 2020
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Denver is known for its relatively mild climate and its four distinct seasons. It's also known for its temperature fluctuations over the course of a day or even hours. But what does that mean for the city's residents—and ...
Earth Sciences
Aug 17, 2020
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135
Once found in bottles, food containers, cash register receipts and electronics, bisphenol A (BPA) has been phased out of many products because of health concerns and government regulations. As a result, the production and ...
Environment
Jul 29, 2020
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2
Roadside hedges take a hit to their health while reducing pollution exposure for humans, a new study from the University of Surrey finds.
Environment
Jun 30, 2020
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