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Ecology Feb 1, 2022

Study of ants shows better biodiversity conservation needed across agricultural land in the tropics

A new study, led by CABI scientist Dr. Elizabeth Finch, is the first to investigate the impacts of swidden agriculture on ant communities across the full degradation gradient, highlighting the utmost importance of the conservation ...

Plants & Animals Jan 3, 2022

Accidental tree wound reveals novel symbiotic behavior by ants

One afternoon, during the early days of the COVID-19 pandemic in Panama, a bored teenager with a slingshot and a clay ball accidentally shot entry and exit holes in a Cecropia tree trunk. These are "ant-plant" trees, which ...

Astronomy Dec 23, 2021

Hundreds of new pulsating variable stars detected

Using the Cerro Tololo Inter-American Observatory (CTIO), astronomers have detected more than 300 pulsating variable stars by observing the Milky Way's satellite galaxy Antlia 2 (or Ant 2 for short). The finding, reported ...

Plants & Animals Dec 14, 2021

Queen's genes determine sex of entire ant colonies

Researchers have discovered the genetic basis for a quirk of the animal kingdom—how ant queens produce broods that are entirely male or female.

Plants & Animals Dec 3, 2021

Invasive ants can threaten ecosystems by damaging plants at the roots

Invasive ant species can be found in almost every ecosystem on earth, but the impact these invaders may have on plant health has only recently been investigated by scientists. A new study published in Journal of Ecology is ...

Plants & Animals Nov 23, 2021

Swapping spit helps ants share metabolic labour

Ant colonies use fluids passed mouth-to-mouth to create a colony-wide metabolism, shows a study published in eLife.

Plants & Animals Nov 23, 2021

Hemipteran–ant mutualism could represent symbiotic invasion

Ants are among the most diverse and abundant insects on the planet. Both native and invasive ants are capable of forming mutualisms with hemipteran insects, preying on non-hemipteran herbivores and indirectly affecting primary ...

Mathematics Nov 17, 2021

A brief history of minimal surfaces and the ants that love them

Consider a soap bubble. The way it contains the minimal possible surface area is surprisingly efficient. This is not a trivial issue. Mathematicians have been looking for better ways to calculate minimal surfaces for hundreds ...

Plants & Animals Nov 4, 2021

Single molecule controls unusual ants' switch from worker to queen-like status

Depending on the outcome of social conflicts, ants of the species Harpegnathos saltator do something unusual: they can switch from a worker to a queen-like status known as gamergate. Now, researchers reporting in the journal ...

Plants & Animals Oct 22, 2021

When and why did human brains decrease in size 3,000 years ago? Ants may hold clues

The brain is the most complex organ in the human body. Now, a new study has brought us closer to understanding some of its evolution. It shows that human brains decreased in size approximately 3,000 years ago. By studying ...

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