Biology
How methylation sets a parasite in motion to invade host cells
Parasites such as Toxoplasma gondii and the malaria parasite Plasmodium falciparum depend on rapid, precisely controlled movement to complete their life cycles. To start moving, t…
Self-blinking 'fairy lights' allow DNA to be imaged at almost double-helix-width resolution
Researchers have developed fluorescent molecules that permit imaging of how DNA is packaged inside living cells at unprecedented resolution and, in preserved cells, at a resolutio…
Giving shorebirds space on the beach makes a big difference
When Ashley Dayer was walking on the beach with her 8-year-old son recently, he stopped her before she got too close to a group of shorebirds. "Momma, stop. We have to walk around…
Bumblebees may self-medicate when exposed to fungal infections
There is an old saying that nature is the best medicine, and it turns out bumblebees might agree. A new study published in the journal Royal Society Open Science suggests that buf…
Inspired by nature, scientists engineer tiny 'nitrogen factories' that could help future cereal crops
As fertilizer prices remain elevated, researchers at South Dakota State University are developing an innovative solution to corn's nitrogen supply problems by taking inspiration f…
Bird flu is here to stay. NZ's response must keep adapting as the virus takes hold
The confirmation of Australia's first mainland death of a mammal from bird flu last week highlights New Zealand's challenge in managing the deadly H5N1 strain of the virus.
Sweetener used in chewing gum and jam linked to strokes and heart attacks
High blood levels of xylitol associated with higher risk of major cardiovascular events, in largest study of its kindA common sweetener used in products such as chewing gum, tooth…
Eagles known as hunting specialists reveal an unexpected taste for goat
Eagles are symbols of hunting prowess. Known as top predators wherever they live, they are often assumed to kill as their primary mode of obtaining food. However, a new study publ…