Toxic Algae Plagued Ancient Maya Civilization
Toxic algae blooms found could have helped destabilize society -- Read more on ScientificAmerican.com.....»»
Algae-jellyfish relationship provides insight on immune health
Marine animals like jellyfish, corals and sea anemones often live with algae inside their cells in a symbiotic relationship. The animals give the algae nutrients and a place to live; in return, algae give the animals some of the food they make from s.....»»
This ancient tadpole fossil is the oldest ever discovered
Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago......»»
Solar-powered animal cells: Combining chloroplasts from algae with hamster cells
Energy-making chloroplasts from algae have been inserted into hamster cells, enabling the cells to photosynthesize light, according to new research in Japan. It was previously thought that combining chloroplasts (chlorophyll containing structures in.....»»
How life began on Earth: Model suggests ancient Earth had organic-rich atmosphere
The key to unlocking the secrets of distant planets starts right here on Earth. Researchers at Tohoku University, the University of Tokyo, and Hokkaido University have developed a model that considers various atmospheric chemical reactions to estimat.....»»
Changing climate could increase mobility of toxic metals in soils, experimental study shows
The changes scientists expect in the climate could cause toxic metals naturally occurring in soils to become more mobile, destabilize ecosystems and increasingly enter the human food chain via agriculture. Such scenarios are particularly likely to oc.....»»
How life began on Earth: Modeling the ancient atmosphere
The key to unlocking the secrets of distant planets starts right here on Earth. Researchers at Tohoku University, the University of Tokyo, and Hokkaido University have developed a model that considers various atmospheric chemical reactions to estimat.....»»
A Lost Mayan City Has Been Found With Laser Mapping
Archaeologists have revealed an ancient lost Mayan city using advanced laser mapping technology, unearthing monumental structures such as pyramids and plazas. Named Valeriana, the city is believed to have been founded before 150 AD......»»
Volcanic "cryptic carbon" emissions may be a hidden driver of Earth"s past climate
An international team of geoscientists led by a volcanologist at Rutgers University-New Brunswick has discovered that, contrary to present scientific understanding, ancient volcanoes continued to spew carbon dioxide into the atmosphere from deep with.....»»
Underwater Temple from ‘Indiana Jones Civilization’ Discovered
An ancient temple made by Arabian immigrants from the Nabataean culture has finally been found off the Italian coast.....»»
Coral exudates, not algae, linked to bacterial growth that threaten reefs
A study led by the University of Bremen suggests that on algae-dominated coral reefs, it is not the algae but the corals themselves that may contribute to the growth of harmful bacteria. This discovery suggests that a disturbance in the natural compo.....»»
Newly discovered cyanobacteria could help sequester carbon from oceans and factories
An international coalition of researchers from the United States and Italy has discovered a novel strain of cyanobacteria, or algae, isolated from volcanic ocean vents that is especially adept at growing rapidly in the presence of CO2 and readily si.....»»
Lidar mapping reveals mountainous medieval cities along the Silk Road
A city larger than many in Europe at the time was perched in the mountains. The history of the Silk Road, a vast network of ancient and medieval trade routes connecting Beijing an.....»»
Have we found all the major Maya cities? Not even close, new research suggests
Archaeologists have analyzed lidar data from a completely unstudied corner of the Maya world in Campeche, Mexico, revealing 6,674 undiscovered Maya structures, including pyramids like those at the famous sites of Chichén Itzá or Tikal......»»
Tracking a disappearing mantle plume in ancient Samoa: Researchers shed light on a 30-million-year gap
When plumes of magma well up through Earth's lithosphere, they create volcanoes, islands, seamounts, and other features on the surface. Telltale hot spot tracks form as tectonic plates move over these plumes, marking plume locations and the movement.....»»
Dinosaurs thrived after ice, not fire, says a new study of ancient volcanism
201.6 million years ago, one of the Earth's five great mass extinctions took place, when three-quarters of all living species suddenly disappeared. The wipeout coincided with massive volcanic eruptions that split apart Pangaea, a giant continent then.....»»
CRISPR-Cas10 can flood virally infected bacteria with toxic molecules, researchers discover
CRISPR-Cas9 has long been likened to a kind of genetic scissors, thanks to its ability to snip out any desired section of DNA with elegant precision......»»
Pompeii archaeologists uncover ancient tiny house with elaborate frescoes
Pompeii archaeologists uncover ancient tiny house with elaborate frescoes.....»»
Indigenous People Mix Ancient and Modern Science to Protect Salmon and Bears
The Heiltsuk of British Columbia are using a mix of traditional principles and modern implementation to protect salmon and bears in their territory.....»»
As Hurricane Floodwaters Recede, a Public Health Threat Rises
A potable water shortage and a toxic stew of sewage and other pollutants that Hurricane Helene’s flooding left behind have prompted a race to avert a public health crisis in North Carolina.....»»
The preparation makes the poison: How muscarine in mushrooms becomes toxic
Mushrooms exist in a breathtaking variety of shapes, colors and sizes. Especially in autumn, mushroom hunters go into the forests to find the tastiest of them, prepare them in multiple ways and eat them with relish. However, it is well known that the.....»»