Latest science news in Biology & Nature

Scientists turn on fountain of youth in yeast

12 years ago from Science Daily

Researchers have successfully manipulated the life span of common, single-celled yeast organisms by figuring out how to remove and restore protein functions related to yeast aging.

Sweet success: First recorded wild breeding from captive-bred Regent Honeyeater

12 years ago from Physorg

(PhysOrg.com) -- A captive-bred Regent Honeyeater (Anthochaera phrygia) has given efforts to save the species in Victoria a boost by successfully raising young in the wild.

Shrimp invaders may feed Great Lakes fish

12 years ago from UPI

KINGSTON, Ontario, Nov. 23 (UPI) -- Bloody red shrimp invading the Great Lakes may provide a new food source for fish and provide a method of controlling the Russian...

Psychopaths' brains show differences in structure and function

12 years ago from Science Daily

Images of prisoners' brains show important differences between those who are diagnosed as psychopaths and those who aren't, according to a new study.

Low sodium intake may be unhealthy, study finds

12 years ago from CBC: Health

Severely restricting dietary sodium might have unexpected results, a new study suggests.

Elevated natural soil metals linked to antibiotic resistance

12 years ago from Physorg

(Medical Xpress) -- Soils naturally-rich in heavy metals are contributing to the growing global problem of antibiotic resistance, new research has shown.

Herbicide may affect plants thought to be resistant

12 years ago from Science Daily

Researchers have discovered a fine-tuning mechanism involved in plant root growth that has them questioning whether a popular herbicide may have unintended consequences, causing some plants to need more water...

Surprising pathway implicated in stuttering

12 years ago from Science Daily

Researchers have obtained new evidence that at least some persistent stuttering is caused by mutations in a gene governing not speech, but a metabolic pathway involved in recycling old cell...

Measures of Biodiversity Offer Information for Assessing Rangeland Health

12 years ago from Newswise - Scinews

Rangeland managers need reliable data to determine the best course of action to preserve or restore ecosystems. Currently, biodiversity is not one of the parameters included in the evaluation of...

Report Offers Help in Fight Against Japanese Stiltgrass

12 years ago from Newswise - Scinews

New white paper offers current information on the biology, impacts and control of invasive plant species.

Rowan University Protecting the Environment Through Engineering

12 years ago from Newswise - Scinews

An engineering professor and students at a New Jersey university are designing rain gardens to help the environment.

ScienceShot: The World's First 'Invisible' Couple

12 years ago from Science NOW

Cichlid fish form pair bonds that are impossible to spot with the human eye

A first -- lab creates cells used by brain to control muscle cells

12 years ago from Biology News Net

University of Central Florida researchers, for the first time, have used stem cells to grow neuromuscular junctions between human muscle cells and human spinal cord cells, the key connectors used...

US patent awarded for Rochester's pioneering HPV vaccine work

12 years ago from Physorg

The University of Rochester has been awarded a U.S. patent for research essential to both human papillomavirus vaccines on the market.

Amazon: Clearing up doubts as to the benefits of Ecotourism

12 years ago from Science Daily

Ecological tourism has no effect on the presence of large mammals in the Amazon, according to a study that for the first time compares the biological diversity of ecotourism zones...

Humans can unwittingly bring alien plant species to Svalbard

12 years ago from Science Daily

New research shows that humans can unwittingly bring alien plant species to Svalbard. Increased travel activity and expected temperature increases over the next decades, may make the establishment of new...

Special delivery: Nematode-infected insect cadavers

12 years ago from Physorg

A custom-made machine for packaging mealworms infected with beneficial nematodes could improve the delivery, timing and use of the wormlike organisms as biological control agents.

New class of drugs for the reversible inhibition of proteasomes

12 years ago from Physorg

As the "recycling plant" of the cell, the proteasome regulates vitally important functions. When it is inhibited, the cell chokes on its own waste. Cancer cells, in particular, are very...

Discovery changes how scientists think about plant cell wall formation

12 years ago from Science Daily

Researchers have discovered that two proteins come together in an unexpected way to make a carbohydrate, a chain of sugar molecules, in plant cell walls. This fundamental discovery changes the...

Bat plant could give some cancers a devil of a time

12 years ago from Physorg

In a new study published this month in the Journal of the American Chemical Society, researchers with The University of Texas Health Science Center at San Antonio have pinpointed the...

Startup transports Web browsers to underwater world

12 years ago from Physorg

It's a living, breathing ocean that you can "dive into," exploring underwater habitats from the Indian Ocean to the Sea of Cortez while encountering thousands of fish - as they...

Bee-ware: bees keep African elephants at bay

12 years ago from Physorg

No need for big muscles or high-tech contraptions when it comes to protecting African plantations from elephants: a British biologist has discovered that buzzing bees will keep the beasts at...

25 worst passwords of 2011 revealed

12 years ago from CBC: Technology & Science

The most common passwords of 2011 — obviously ones you should avoid using — range from the simple "password" and "123456," to "football" and "michael" data posted by...

Survey reveals showering habits

12 years ago from BBC News: Science & Nature

People's showering habits, using innovative technology, are revealed in a survey described as the first of its kind.

New bioengineering prof uncovers cancer metabolism insights

12 years ago from Physorg

(PhysOrg.com) -- Research from a new member of the bioengineering faculty at the UC San Diego Jacobs School of Engineering demonstrates that our cells metabolize nutrients in a very different...

Sex explains why the fit don't always survive

12 years ago from Physorg

(PhysOrg.com) -- New research from The Australian National University has shown how genetic variation persists through generations, rather than being bred out in an evolution towards a ‘perfect type’.

Illuminating cross talk between signalling factors

12 years ago from Physorg

(Medical Xpress) -- Hypoxia and inflammation are environmental features occuring simultaneously in a variety of diseases such as growing tumours and critically inflamed tissues. UCD scientists investigating the relative contributions...

‘Fit’ genes don’t benefit all

12 years ago from Science Alert

‘Behavioural dominance’ genes can bring male voles more mates, but put females at disadvantage with smaller offspring.