Darwin's theory of evolution should be expanded to include consideration of a DNA stability "energy code"—so-called "molecular Darwinism"—to further account for the long-term survival of species' characteristics on Earth, ...
Biotechnology
Nov 16, 2020
9
641
Fire starting is a skill that many modern humans struggle with in the absence of a lighter or matches. The earliest humans likely harvested fire from natural sources, yet when our ancestors learned the skills to set fire ...
Archaeology
Oct 25, 2019
3
1030
Most living cells have a defined number of chromosomes: Human cells, for example, have 23 pairs. As cells divide, they can make errors that lead to a gain or loss of chromosomes, which is usually very harmful.
Cell & Microbiology
Jun 19, 2017
2
1541
By comparing the human genome to the genomes of 34 other mammals, Australian scientists have described an unexpectedly high proportion of functional elements conserved through evolution.
Biotechnology
Jul 11, 2013
0
0
In a recent study, scientists found that a previously unmeasured source—water percolating through soil and fractured rock below California's Sierra Nevada mountains—delivers an average of 4 million acre feet (5 cubic ...
Earth Sciences
Jan 23, 2023
0
329
In the long-delayed State of the Environment report released this week, there is one terrifying sentence: "Environmental degradation is now considered a threat to humanity, which could bring about societal collapses."
Environment
Jul 21, 2022
0
86
Think of your morning walk to work, school or your favorite coffee shop. Are you taking the shortest possible route to your destination? According to big data research that my colleagues and I conducted, the answer is no: ...
Evolution
Oct 19, 2021
1
71
Researchers at Université de Montréal have created a nanoantenna to monitor the motions of proteins. Reported this week in Nature Methods, the device is a new method to monitor the structural change of proteins over time—and ...
Bio & Medicine
Jan 10, 2022
0
1590
We need to dispel the arrogant and misguided idea that modern humans are superior to earlier human species. It is thanks in part to all our predecessors such as Neanderthals that we are who we are today. This is according ...
Archaeology
May 16, 2022
3
199
Half of the one million animal and plant species on Earth facing extinction are insects, and their disappearance could be catastrophic for humankind, scientists have said in a "warning to humanity".
Ecology
Feb 10, 2020
0
1628
