Male spiders maximize sperm transfer to counter female cannibalism
When sexual conflict results in reproductive strategies that only benefit one of the sexes, it may result in evolutionary arms races. Male spiders have evolved behavioral mating strategies to improve their chances of mating despite the risk of being.....»»
Insect and spider biodiversity increases organic nutrient availability across ecosystems, large-scale study shows
Insects and spiders are important elements in the food webs of aquatic and terrestrial ecosystems. With declines in their biodiversity, the food supply for birds, fish, reptiles, amphibians and small mammals is not only becoming scarcer, but also poo.....»»
Most women in IT work overtime to advance in their careers
As a historically male-dominated industry, many IT companies have been described as having limited career development opportunities for female employees, according to Acronis. Issues like lack of mentorship, inadequate policies for work-life balance,.....»»
Ethical framework aims to counter risks of geoengineering research
As interest grows in geoengineering as a strategy for tackling global warming, the world's largest association of Earth and space scientists has launched an ethical framework as a guide to responsible decision-making and inclusive dialogue......»»
Deadly spiders in Europe: How worried should we actually be?
If someone asked you to name a place with poisonous fauna, what would spring to mind? Perhaps Australia, with infamous snakes like the inland taipan (Oxyuranus microlepidotus), or maybe Brazil, home to dreaded creatures like the yellow scorpion (Tity.....»»
Male stalk-eyed flies with short eyestalks are less attractive to females but fight more fiercely, scientists discover
In stalk-eyed flies, longer eyestalks attract the ladies. Females prefer males with longer eyestalks, and other males are less likely to fight them for access to females. But some males have a copy of the X chromosome which always causes short eyesta.....»»
Higher oxytocin levels linked to reproductive success and better cooperation in house mice
Researchers have further advanced understanding of social relationships in female mammals, highlighting the critical role oxytocin plays......»»
Underestimated female tutors: Zebra finch mothers coach their sons to sing better
In the world of zebra finches, males sing, and females were thought to just listen. But a new study by Daniela Vallentin at the Max Planck Institute for Biological Intelligence has overturned this assumption......»»
DNA confirms these 19th-century lions ate humans
“Tsavo Man-Eaters” killed dozens of people in late 1890s, including Kenya-Uganda Railway workers. For several months in 1898, a pair of male lions turned the Tsavo region of K.....»»
Humans have near-equal numbers of male and female babies, unlike many other animals—a new genetic study looks for clues
We know that boys and girls are produced in much the same frequency. But how—and why—is this 1:1 ratio achieved?.....»»
"It"s scary - but so"s giving birth": The female unit gunning down Russian drones
"It"s scary - but so"s giving birth": The female unit gunning down Russian drones.....»»
DNA confirms these 19th century lions ate humans
“Tsavo Man-Eaters” killed dozens of people in late 1890s, including Kenya-Uganda Railway workers. For several months in 1898, a pair of male lions turned the Tsavo region of K.....»»
Enhanced wavelength conversion paves the way for more efficient quantum information transfer
Advancements in quantum information technology are paving the way for faster and more efficient data transfer. A key challenge has been ensuring that qubits, the fundamental units of quantum information, can be transferred between different wavelengt.....»»
Gibbon dances provide model to investigate the use of gestural signals in primates
Female crested gibbons display jerky, almost geometric patterns of movement. Researchers from Heinrich Heine University Düsseldorf (HHU), Oslo in Norway and Paris have studied these conspicuous movements, which are comparable to human dances......»»
GM launches PowerBank, a battery that could rival Tesla’s PowerWall
General Motor’s unit GM Energy has just released PowerBank, a stationary energy storage battery pack, which gives electric vehicles (EV) owners the ability to store and transfer energy from the electric grid, and the option of integrating with sola.....»»
Hidden in the teeth: DNA study finds these 19th century lions preyed on humans and giraffes
In 1898, two male lions terrorized an encampment of bridge builders on the Tsavo River in Kenya. The lions, which were massive and maneless, crept into the camp at night, raided the tents and dragged off their victims. The infamous Tsavo "man-eaters".....»»
Avian enthusiasts try to counter the deadly risk of Chicago high-rises for migrating birds
With a neon-green net in hand, Annette Prince briskly walks a downtown Chicago plaza at dawn, looking left and right as she goes......»»
Chagos Islands: How to ensure their coral reefs aren"t damaged as they return to Mauritius
The UK has agreed to transfer sovereignty of the largely uninhabited Chagos archipelago to Mauritius. The islands have been known as the British Indian Ocean Territory since being administratively detached in 1965 from what was then the colony of Mau.....»»
Male CEOs viewed positively for assertive activism stances, study reveals
Investors view CEOs more favorably when they respond to shareholder activism in ways that conform to gender stereotypes, according to new Cornell research......»»
Review of English-language textbooks from 34 countries reveals persistent pattern of stereotypical gender roles
Gender biases around male and female roles and under-representation of female characters appeared in textbooks from around the world, with male-coded words appearing twice as often as female-coded words on average, according to a study published Octo.....»»
Paying out disaster relief before climate catastrophe strikes
Beyond the complex byways of international finance, a simple solution is gaining ground to protect populations caught in the path of destructive extreme weather: transfer a little money via their mobile phones before disaster strikes......»»