Bacteria show slower evolution when facing two stressors at the same time

Dec 10, 2018 Erwin van den Burg


Bacteria can adapt relatively quickly to altered living conditions, but they are much less efficient in doing so when they are facing two stressors at the same time. New research has shown that predator st... Read more

Experimental hybridization created new sex chromosome in swordtail fish

Dec 06, 2018 Alexandru Ciobanu


Fishes, unlike mammals that use the standard XX, XY chromosomal mechanism, have a wide variety of sex determination systems. Why this is the case, is currently unknown.

The better understa... Read more

Plant cells know where is up and down thanks to their mother cell

Dec 04, 2018 Erwin van den Burg


For plants, it is important to know where is up and where is down, so that roots can grow down into the soil, and the rest of the plant can grow up to the light. Which each cell division as the plant grows... Read more

Kids in rural regions spend less time outdoors

Dec 03, 2018 Alexandru Ciobanu


A troubling trend is revealed by a new study, showing that even kids from rural areas now spend more time in front of screens and less time outside.

The study investigated children from rura... Read more

This is the most “influential” film ever, according to science

Nov 30, 2018 Alexandru Ciobanu


An original study investigated over 47,000 films listed on the internet movie database IMDb to understand which one is the most influential film of all times. The top criterion was the number of times one ... Read more

Why does the manta ray have horns?

Nov 30, 2018 Alexandru Ciobanu


The manta ray has two fleshy horns on its head which earned it the name of “devil ray”. The question is how did these horns appear in the evolution of the species?

To investigate... Read more

Environmental cleaning pays off: no more flounders with liver cancer in Boston Harbor

Nov 28, 2018 Erwin van den Burg


Long-term environmental cleanup efforts of Boston Harbor, once one of the most polluted harbors in America, has led to the disappearance of liver cancer in flounders.

Back in 1985, 75% of... Read more

Newly discovered wasp turns a social spider into a wandering zombie

Nov 28, 2018 Erwin van den Burg


A new species of parasitic wasp has been discovered in Ecuador that uses a social spider for the development of its larvae. in a rather extreme way, never observed before.

A female wasp l... Read more

Giraffes prefer the company of friends

Nov 26, 2018 Alexandru Ciobanu


The social behavior of giraffes is complex and, in some aspects, similar to ours. According to a new study, giraffes prefer the company of their friends, a preferred individual from the group, when searchi... Read more

Medieval teeth reveal how oral bacteria changed

Nov 26, 2018 Alexandru Ciobanu


A new study analyzed medieval human remains from Denmark to uncover how bacteria living in the human mouth changed over time.

The dental plaque found on the teeth suggest that oral microbio... Read more

Frogs reproduce younger to escape virus

Nov 20, 2018 Alexandru Ciobanu


Ranaviruses affect frogs (Rana temporaria) but no information is available about how they affect population demographic structure. Now, a group of researchers showed that frogs are breeding at a younger ag... Read more

Salmon are shrinking and mature faster

Nov 14, 2018 Erwin van den Burg


By studying scales, collected over a 40 years period, biologists have found that male salmon are becoming smaller. It appeared that the reduced body size has a genetic basis, such that the genotype for lar... Read more

New emotional intelligence test can predict employee’s abilities

Nov 13, 2018 Alexandru Ciobanu


Researchers developed an emotional intelligence test claimed to accurately predict the abilities of an employee for social interactions and leadership capabilities. Emotional intelligence is one’s ab... Read more

The secrets behind better workplace meetings, according to science

Nov 09, 2018 Alexandru Ciobanu

Meetings are frequent in work organizations, whether we like it or not. However, not all of them are useful and valuable. A group of scientists analyzed almost 200 studies about workplace meetings and came... Read more

Why early humans had skeletal abnormalities

Nov 08, 2018 Alexandru Ciobanu


The anatomy of ancient skeletons suggests that early humans had an unusually high number of birth defects affecting the skeleton. A recent study supports the idea that this is because of frequent inbreedin... Read more

Ancient ceremonial complexes discovered in Atacama Desert

Nov 07, 2018 Alexandru Ciobanu


The world’s driest desert, Atacama, offered archeologists a nice surprise in the form of two ancient ceremonial complexes one kilometer (0.62 miles) apart. The oldest of them is believed to be 5000 y... Read more

Immune system linked to postpartum depression

Nov 07, 2018 Alexandru Ciobanu


A new study showed that signs of inflammation are found in brain areas responsible for mood regulation in an animal model of postpartum depression. This suggests a link between the immune system, the brain... Read more

New cell structure discovered

Nov 06, 2018 Erwin van den Burg


Cell biologists have discovered a new cell structure that plays a role in cell division. It is a protein complex that interacts with surrounding proteins to keep the cells in place when they divide. Other ... Read more

Richer people do less to fight climate change

Nov 05, 2018 Alexandru Ciobanu


A citizen science experiment that quantified how much people do to act against climate changes gave an interesting result: it appears that wealthier people are willing to do less than others.

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