Macrophages—the front line of our immune system—protect us from infections. But in the case of the tuberculosis bacteria, this often goes wrong. The group of Annemarie Meijer from the Leiden Institute of Biology has now ...
Cell & Microbiology
Apr 14, 2021
0
21
Granada, in southern Spain's Andalusia region, was the final remnant of Islamic Iberia known as al-Andalus—a territory that once stretched across most of Spain and Portugal. In 1492, the city fell to the Catholic conquest.
Archaeology
Apr 14, 2021
0
6
As a species, humans are wired to collaborate. That's why lockdowns and remote work have felt difficult for many of us during the COVID-19 pandemic.
Plants & Animals
Apr 14, 2021
0
9
Bacteria as unicellular organisms normally reproduce by binary cell division, i.e. the duplication of the entire organism consisting of a single cell. This allows particularly rapid multiplication, such as the exponential ...
Cell & Microbiology
Apr 14, 2021
0
18
In April 2019, scientists released the first image of a black hole in galaxy M87 using the Event Horizon Telescope (EHT). However, that remarkable achievement was just the beginning of the science story to be told.
Astronomy
Apr 14, 2021
13
10902
A new report by the Cambridge Sustainability Commission on Scaling Behavior Change calls on policymakers to target the UK's 'polluter elite' to trigger a shift to more sustainable behavior, and provide affordable, available ...
Environment
Apr 14, 2021
2
29
For centuries, ivory was often used to make art objects. But to protect elephant populations, the ivory trade was banned internationally in 1989. To restore ivory parts of old art objects, one must therefore resort to substitute ...
Materials Science
Apr 14, 2021
0
29
This drone hauled a model of the Juventas CubeSat high into the air, as a practical test of the antennas designed to perform the first radar sounding of the interior of an asteroid.
Space Exploration
Apr 14, 2021
0
13
A team of researchers from the New York University School of Medicine and Arizona State University has found that a certain ant species is unique in that worker ants can increase and shrink their brain size when needed. In ...
Humans have a uniquely high density of sweat glands embedded in their skin—10 times the density of chimpanzees and macaques. Now, researchers at Penn Medicine have discovered how this distinctive, hyper-cooling trait evolved ...
Evolution
Apr 14, 2021
5
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