How shifting climates may have shaped early elephants' trunks
Researchers have provided new insights into how ancestral elephants developed their dextrous trunks.
Evolution
Nov 28, 2023
0
131
eLife
Malfunction in spermatogenesis: Researchers uncover contribution of cylicin proteins to male fertility
For successful fertilization, sperm should move forward rapidly and be shaped correctly. The unique structure of the sperm cells forms during spermiogenesis. Now, researchers from the University Hospital Bonn (UKB) and the ...
Cell & Microbiology
Nov 28, 2023
0
26
Broad bean thrives despite a hyperactive ion channel, finds study
Plants in which an ion channel of the vacuole is hyperactive are extremely stressed and grow poorly. But the broad bean is an exception, as Würzburg researchers have discovered. Their research is published in the journal ...
Plants & Animals
Nov 24, 2023
0
1
Laser-powered 'tweezers' reveal universal mechanism viruses use to package up DNA
Researchers have used laser-powered 'optical tweezers' to reveal a universal motor mechanism used by viruses for packaging their DNA into infectious particles.
Cell & Microbiology
Nov 21, 2023
0
73
New study reveals that bees cannot taste even lethal levels of pesticides
New research from the University of Oxford has revealed that bumblebees cannot taste pesticides present in nectar, even at lethal concentrations. This means bumblebees are not able to avoid contaminated nectar, putting them ...
Plants & Animals
Nov 16, 2023
0
31
No scientific evidence that Homo naledi was advanced, new study argues
A new study has cast doubt on claims that Homo naledi, a small-brained hominin dating to between 335,000 and 241,000 years ago, deliberately buried their dead and produced rock art in Rising Star Cave, South Africa.
Evolution
Nov 13, 2023
0
77
Zen and the art of mitochondrial maintenance: The machinery of death makes a healthier life
While we all aspire for a long lifespan, what is most coveted is a long period of vigor and health, or "healthspan," that precedes the inevitable decline of advancing age. Researchers at UC Santa Barbara have discovered that ...
Cell & Microbiology
Nov 8, 2023
0
194
How a moth's taste preferences change with age
The larvae and adult forms of the cotton bollworm (Helicoverpa armigera) adopt different sugar-sensing systems to satisfy their requirements for food selection, according to new research.
Plants & Animals
Nov 7, 2023
0
0
'Biodiversity time machine' provides insights into a century of loss
Scientists have run the first proof of concept of their DNA 'time machine' to shed light on a century of environmental change in a freshwater lake—including warming temperatures and pollution, leading to the potentially ...
Ecology
Nov 7, 2023
0
84
Study sheds light on evolution of brain folding in cerebellum of mammals
Scientists have characterized the folding of the cerebellar cortex using data from a sample of 56 mammalian species, allowing them to study the diversity and evolution of cerebellar folding and its relationship with the anatomy ...
Evolution
Oct 31, 2023
0
530
