For millions of people with seasonal allergies, springtime means runny noses, excessive sneezes and itchy eyes. And, as with many things, climate change appears to be making allergy season even worse.
Earth Sciences
May 8, 2023
0
36
Cycads, a group of gymnosperms which can resemble miniature palm trees (like the popular sago palm houseplant) were long thought to be "living fossils," a group that had evolved minimally since the time of the dinosaurs. ...
Evolution
May 2, 2023
0
1278
With a view toward predicting the consequences of human-made climate change for Mediterranean ecosystems, Earth scientists from Heidelberg University have studied natural climate and vegetation fluctuations of the past 500,000 ...
Earth Sciences
May 2, 2023
0
29
It's the spines. This is the conclusion of two new papers, led by researchers at the University of Massachusetts Amherst, showing that the spiny pollen from plants in the sunflower family (Asteraceae) both reduces infection ...
Plants & Animals
Apr 5, 2023
1
5328
A trio of paleontologists, two with the Russian Academy of Sciences, the third with the University of Silesia in Katowice, has identified the oldest known pollen-carrying insect. The research by Alexander Khramov, Tatiana ...
Melbourne Pollen—a service at the University of Melbourne's School of BioSciences that forecasts the level of grass pollen and several other types of pollen in the air—has been looking at what's in Melbourne's air for ...
Environment
Jan 12, 2023
0
16
New images of the largest-known fossilized flower to be preserved in amber—which at 28 millimeters across is nearly three times the size of other preserved flowers—are published in the journal Scientific Reports.
Paleontology & Fossils
Jan 12, 2023
0
101
New research has uncovered that pollen preserved in 250 million year old rocks contain compounds that function like sunscreen, these are produced by plants to protect them from harmful ultraviolet (UV-B) radiation. The findings ...
Paleontology & Fossils
Jan 6, 2023
0
218
Sexual reproduction of plants requires pollen to land on the stigma, which then germinates and grows pollen tubes through the style to deliver sperm cells to the ovule. Pollen tubes are the fastest-growing plant cells known. ...
Plants & Animals
Jan 4, 2023
0
23
The uplift of the Tibet Plateau is considered to be the main driving force behind the evolution of the Asian monsoon-arid climate as well as biodiversity in the region. Surface elevation is the intuitive expression of tectonic ...
Earth Sciences
Dec 8, 2022
0
5
