How the circadian cycle affects the response to drugs in plants
Have you ever noticed that the time you take your daily caffeine hit can change how it affects you?.....»»
Svalbard Global Seed Vault evokes epic imagery and controversy because of the symbolic value of seeds
Two-thirds of the world's food comes today from just nine plants: sugar cane, maize (corn), rice, wheat, potatoes, soybeans, oil-palm fruit, sugar beet and cassava. In the past, farmers grew tens of thousands of crop varieties around the world. This.....»»
Portal to the past: Geologist identifies metamorphic rock as a crucial feature of the ancient Earth"s carbon cycle
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon—2.5 billion years to 543 million years ago—the sun was still a young star, much dimmer than today,.....»»
Study reveals effect of slope position on nonstructural carbohydrates in biological soil crusts
Nonstructural carbohydrates (NSCs) provide energy for metabolic processes in plants and play a key role in plant growth, defense and osmoregulation. However, the regulation of NSC in biological soil crusts across different slope positions remains unc.....»»
Dams have taken half the water from Australia"s second biggest river—and climate change will make it even worse
The largest wetland on Australia's second longest river, the Murrumbidgee in the southern Murray-Darling Basin, is drying up. This is bad news for the plants, animals and people who rely on the vast Lowbidgee Floodplain. So it's important to understa.....»»
Study examines effects of Atlantic circulation on the Amazon rainforest
The Amazon region is a global hotspot of biodiversity and plays a key role in the climate system because of its ability to store large amounts of carbon and its influence on the global water cycle. The rain forest is threatened, however, by climate c.....»»
Only 3% of South Africans can name all five national animals and plants. Why these symbols matter
Alongside a national flag, anthem and coat of arms, most countries have one or more plant and animal species that they designate as national symbols. The national animal of China, for example, is the giant panda, a nation-wide source of pride and dip.....»»
Rainwater samples reveals it"s literally raining "forever chemicals" in Miami
PFAS are in Miami's rainwater. And it is the latest evidence the synthetic "forever chemicals"—that have raised health concerns for people and wildlife—hitch a ride on the water cycle, using the complex system to circulate over greater distances......»»
Apple reportedly releasing ‘total redesign’ for MacBook Pro in 2026
According to Bloomberg’s Mark Gurman, Apple will be releasing a ‘total redesign’ for MacBook Pro in 2026. Apple has traditionally taken a four year design cycle with MacBook Pro, but it’s looking like the M5 refresh will just be another chip.....»»
Attack on central Israel injures 11 as Iran"s leader promises a punishing response
Attack on central Israel injures 11 as Iran"s leader promises a punishing response.....»»
Mortgage and refinance rates today, November 2, 2024: Rates tick down in response to jobs report
Mortgage and refinance rates today, November 2, 2024: Rates tick down in response to jobs report.....»»
UN summit approves fund to share benefits of nature"s sequenced genetic data
A UN nature summit agreed in Colombia Saturday on the creation of a fund to share the profits of digitally sequenced genetic data taken from animals and plants with the communities they come from......»»
Deep sea rocks suggest oxygen can be made without photosynthesis, deepening the mystery of life
Oxygen, the molecule that supports intelligent life as we know it, is largely made by plants. Whether underwater or on land, they do this by photosynthesizing carbon dioxide. However, a recent study demonstrates that oxygen may be produced without th.....»»
U.S. regulators raise questions about siting data centers at power plants
U.S. regulators raise questions about siting data centers at power plants.....»»
Apple launches rear camera repair program for some iPhone 14 Plus models
Apple has determined that "a very small percentage" of iPhone 14 Plus units have a rear camera issue, and has launched a repair program to fix it.Some iPhone 14 Plus units have an issue that affects the rear camera of the device.The company says that.....»»
African Sahara "greening" can alter Northern Hemisphere climate, modeling study finds
Africa's Sahara Desert may be considered a vast expanse of barren sand with limited vegetation, an extreme environment for plants and animals to thrive, but life always finds a way. Indeed, vegetation growth in the desert has waxed and waned over mil.....»»
Iran"s supreme leader threatens Israel and US with "a crushing response" over Israeli attack
Iran"s supreme leader threatens Israel and US with "a crushing response" over Israeli attack.....»»
The reasons flowers wilt could explain how plants spend (and save) their energy
Wilting flowers might not signal poor flower or plant health, but rather the effects of a sophisticated resource management strategy in plants, millions of years in the making......»»
Researchers study effect of phosphorous and irradiance on the invasive plant Chromolaena odorata
Resource competition is an important factor affecting the invasion success of alien plants, and environmental factors influence the competition outcomes between invasive and native plants. Chromolaena odorata has been listed as one of the main invasi.....»»
‘We did what God put us here to do.’ School resource officers describe response to deadly shooting
‘We did what God put us here to do.’ School resource officers describe response to deadly shooting.....»»
Overshooting 1.5°C is risky. That"s why we need to hedge our bets
The global response to climate change has gained momentum since the 2015 Paris agreement, yet it remains inadequate to meet the scale of the challenge. That agreement established the goal of holding global warming to well below 2°C, and to pursue ef.....»»