During an embryo's journey from a single cell to a complex organism, countless patterning processes make sure that the right cells develop in exactly the right location and at the right time. Cells activate specific genes ...
Cell & Microbiology
Feb 22, 2018
0
2
Below ice and snow, in pitch dark, Arctic charr's circadian clock still ticks with precision. The exception comes during the darkest and brightest weeks of the year, when daily activity rhythms break down.
Ecology
Feb 1, 2018
0
8
Circadian clocks regulate the behaviour of all living things. Scientists from the University of Würzburg have now taken a closer look at the clock's anatomical structures and molecular processes in the honeybee.
Cell & Microbiology
Jan 17, 2018
0
130
Researchers now have a better understanding of the role that thyroid hormones, the tissues that produce them, and the biochemical pathways on which they act have in driving seasonal reproduction in some mammals, and how this ...
Plants & Animals
Dec 19, 2017
0
13
At dusk, the leaves of the tamarind tree close, waiting for another dawn. Androsthenes, a ship captain serving under Alexander the Great, made the first written account of these leaf movements in the fourth century B.C.
Plants & Animals
Nov 27, 2017
0
16
Human cells divide and create new cells throughout life. In this process, a steady—even rhythmic—supply of DNA building blocks is needed to create new DNA. Now researchers from the University of Copenhagen are the first ...
Biotechnology
Nov 10, 2017
1
492
Each of us goes through a daily cycle. We wake up, spend the day eating, working and playing, and then we sleep. Messing with this cycle by not sleeping, doing shift work, travelling to a different time zone or living where ...
Biotechnology
Oct 20, 2017
0
21
Geneticists have now firmly established that roughly two percent of the DNA of all living non-African people comes from our Neanderthal cousins.
Archaeology
Oct 6, 2017
16
2344
The Nobel Prize for Chemistry rewards researchers for major advances in studying the infinitesimal bits of material that are the building blocks of life.
Other
Oct 4, 2017
0
3
US geneticists Jeffrey C. Hall, Michael Rosbash and Michael W. Young were awarded the Nobel Medicine Prize Monday for shedding light on the biological clock that governs the sleep-wake cycles of most living things.
Biotechnology
Oct 2, 2017
1
20
