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Il y a 4 jours · Hubbard explicitly credited Social Darwinism pioneer Herbert Spencer who coined the phrase "survival of the fittest," and taught that the 'one command' given to all life is to "survive" and later authored a book called Science of Survival.
Il y a 1 jour · Coral reefs, those vibrant underwater cities, stand on the precipice of collapse. While rising ocean temperatures and coral bleaching grab headlines, a new essay in Current Biology reveals a ...
Il y a 1 jour · Un procédé mis au point par des chercheurs de l'Université McGill permet de détecter instantanément les nanoplastiques en suspension dans l'eau.
Il y a 3 jours · Understanding the combined effects of risk factors on all-cause mortality is crucial for implementing effective risk stratification and designing targeted interventions, but such combined effects ...
Il y a 2 jours · However, PCA2 had a significantly negative effect on seedling survival in the 2021–2022 interval with four phylogenetic indices and the 2022–2023 interval with AVEPd. Seedling survival was lower in habitats with high C and TN and low EC, AP, AK, TK, and soil moisture. Seedling survival is higher in moist habitats (Brenes-Arguedas et al., 2009).
Il y a 4 jours · In natural selection, those variations in the genotype (the entire complex of genes inherited from both parents) that increase an organism’s chances of survival and procreation are preserved and multiplied from generation to generation at the expense of less advantageous variations.
Il y a 4 jours · First up this week, guest host Kevin McLean talks to freelance writer Andrew Zaleski about recent advancements in the world of synthetic blood.They discuss some of the failed attempts over the past century that led many to abandon the cause altogether, and a promising new option in the works called ErythroMer that is both shelf stable and can work on any blood type.
