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Snake sex chromosomes say less about sex and more about survival

Sex-specific chromosomes are a dangerous place to be, if you're a gene. Because these chromosomes—Y chromosomes, in humans—do not have a matching chromosome with which to exchange genetic information, they are prone to losing non-essential genes.....»»

Category: topSource:  physorgJan 21st, 2021

Everglades snake and gator tried to eat each other. They exploded. See what happened

Everglades snake and gator tried to eat each other. They exploded. See what happened.....»»

Category: topSource:  informationweekRelated NewsDec 29th, 2023

Researchers extol skills of ancient Egyptian medics

Cleopatra would have been in safe hands if she really had been bitten by a snake, or affected by any number of illnesses, say University of Manchester Egyptologists......»»

Category: topSource:  physorgRelated NewsDec 20th, 2023

Plant metabolism proves more complicated than previously understood

Plants have evolved fiendishly complicated metabolic networks. For years, scientists focused on how plants make secondary metabolites, the compounds that plants produce to enhance their defense and survival mechanisms......»»

Category: topSource:  physorgRelated NewsDec 18th, 2023

Researchers fill the final gaps in the Arabidopsis genome sequence

Arabidopsis thaliana is a species grown worldwide for genetic research and was the first plant to have its complete set of chromosomes (its genome) sequenced......»»

Category: topSource:  informationweekRelated NewsDec 16th, 2023

Sex chromosomes responsible for much more than determining sex, study shows

Human sex chromosomes originated from a pair of autosomes, the ordinary or non-sex chromosomes that contain the majority of our genome and come in identical pairs. That ancestral pair of autosomes diverged to become two different chromosomes, X and Y.....»»

Category: topSource:  physorgRelated NewsDec 15th, 2023

How "sleeping" microorganisms can determine the fate of a population

Microorganisms that temporarily "go to sleep" play an important role in the evolution and survival of a population. Mathematician Shubhamoy Nandan conducted research on the effect of this characteristic called "dormancy" in a novel mathematical model.....»»

Category: topSource:  physorgRelated NewsDec 12th, 2023

Snake charm: Four reasons to love snakes

Picture this: the sun is shining, the birds are singing, and you're enjoying a hike in nature. You haven't a care in the world until you round the corner on your favorite walking trail. And then you see it......»»

Category: topSource:  theglobeandmailRelated NewsDec 8th, 2023

DNA analysis of bat droppings shows astonishingly high number of insect species

Adequate food supply is a fundamental need and requirement for survival. To protect a species, it is often very helpful to know what that species prefers and frequently consumes. Through the analysis of DNA traces in the droppings of a Leisler's bat.....»»

Category: topSource:  physorgRelated NewsDec 7th, 2023

Lego Fortnite is way more expansive than you’re probably expecting

Lego Fortnite is out now and the survival crafting mode is much bigger than we expected......»»

Category: topSource:  digitaltrendsRelated NewsDec 7th, 2023

Scientists develop "sexy_markers," a bioinformatics tool that reveals white shark gender

A new study led by CSIRO, Australia's national science agency, has revealed white shark gender is determined by X and Y sex chromosomes......»»

Category: topSource:  physorgRelated NewsDec 6th, 2023

Feathered friends can become unlikely helpers for tropical coral reefs facing climate change threat

Tropical coral reefs are among our most spectacular ecosystems, yet a rapidly warming planet threatens the future survival of many reefs. However, there may be hope for some tropical reefs in the form of feathered friends......»»

Category: topSource:  physorgRelated NewsDec 6th, 2023

Intel said AMD’s Ryzen 7000 is snake oil

A new marketing playbook from Intel compares AMD's Ryzen 7000 mobile processors to snake oil......»»

Category: topSource:  digitaltrendsRelated NewsDec 6th, 2023

Intel says AMD’s Ryzen 7000 is snake oil

A new marketing playbook from Intel compares AMD's Ryzen 7000 mobile processors to snake oil......»»

Category: topSource:  digitaltrendsRelated NewsDec 4th, 2023

Low emissions and economic survival—countries in the global south aren"t getting a fair deal

In 2015, more than 140 countries signed up to the goal of achieving net-zero emissions by 2050. For countries in the global south this is a huge task. On the one hand, they have committed to low emissions. On the other their economic survival depends.....»»

Category: topSource:  physorgRelated NewsDec 1st, 2023

Snake skulls show how species adapt to prey

By studying the skull shapes of dipsadine snakes, researchers at The University of Texas at Arlington have found how these species of snakes in Central and South America have evolved and adapted to meet the demands of their habitats and food sources......»»

Category: topSource:  physorgRelated NewsNov 30th, 2023

New research explores future limits of survival and livability in extreme heat conditions

Commonly associated with longer days and slower paces, this summer's record-smashing heat in Arizona demonstrated a concerning future for the planet's warmest season. From power outages endangering entire neighborhoods and heat-related deaths rising.....»»

Category: topSource:  physorgRelated NewsNov 30th, 2023

Understanding the deep relationship between plants and the wind

As Earth's climate continues to change, a plant's ability to adapt to its shifting environment is critical to its survival. Often, to stay alive a plant must move locations by releasing its seeds, but plants are rooted in the ground and cannot move t.....»»

Category: topSource:  physorgRelated NewsNov 30th, 2023

How Huawei made a cutting-edge chip in China and surprised the US

China's flagship smartphone maker pulled off the feat despite sanctions. Enlarge (credit: FT) In late 2020, Huawei was fighting for its survival as a mobile phone maker. A few months earlier, the Trump administration had.....»»

Category: topSource:  arstechnicaRelated NewsNov 30th, 2023

Unlocking long-term genetic memory: Dormant bacterial spores offer key insights into evolutionary survival strategies

A recent study spearheaded by Prof. Sigal Ben Yehuda and her team at Hebrew University has unveiled a captivating facet of bacterial dormancy. Their research illuminates the mechanism through which dormant bacterial spores uphold and activate an endu.....»»

Category: topSource:  physorgRelated NewsNov 27th, 2023

Night study of native plant survival

With land clearance, bushfires, weeds and climate change, small pockets of native vegetation are important for future plant and animal conservation—but do plants in small reserves struggle with reduced habitat for both plants and their pollinators?.....»»

Category: topSource:  physorgRelated NewsNov 27th, 2023