How to View a Solar Eclipse Safely
DALLAS — Millions of people along a narrow band in North America will look up when the sky darkens during a total solar eclipse on April 8. When they do, safety is key. Staring directly at the sun during a solar eclipse or at any other time can lead to permanent eye damage. The eclipse […]
Counterfeit eclipse glasses are selling online. How to spot fakes – National
As the excitement builds for the upcoming total solar eclipse, warnings about counterfeit and fake eclipse glasses are also popping up. Looking directly at the sun without proper protection can lead to serious problems, such as partial or complete loss of eyesight, the Canadian Space Agency warns. That is why it’s important to get internationally […]
The Keys to a Long Life Are Sleep and a Better Diet—and Money
And of course there are other priorities: infectious disease, pandemic control, global health, prevention of childhood diseases. If you ask Bill Gates, he’d have a whole different set of priorities. You could argue that those would actually improve average longevity far more than anti-ageing research, by reducing infant mortality and infectious disease and so on. […]
Study shows how to increase success rate of restoration initiatives in the Cerrado
Plots were sown with between zero and eight native grass species. The study was conducted in a former area of pasture taken over by the Chapada dos Veadeiros National Park (Goiás state, Brazil). Its purpose was to analyze the role of biodiversity in resistance to reinvasion of plant communities by exotic species. Credit: Guilherme Mazzochini […]
How to reconstruct mating behavior of long-extinct termites
This close-up picture of the fossilized termites shows the parallel positioning of the two individuals encased in the amber. The larger female (left) is still touching the smaller male (right). Credit: Aleš Buček (OIST/The Czech Academy of Sciences) Approximately 38 million years ago two termites were in the middle of courtship behavior when they got […]
Scientists create new idea on how to hack a warming planet: drying the upper atmosphere
WASHINGTON (AP) — Government scientists have cooked up a new concept for how to potentially cool an overheating Earth: Fiddle with the upper atmosphere to make it a bit drier. Water vapor — water in its gas form — is a natural greenhouse gas that traps heat, just like carbon dioxide from burning coal, oil […]
How to keep your teeth strong
Weak enamel can make you more susceptible to cavities, but there are steps you can take to protect your teeth. [Kaitlin Brito/The New York Times] Having bright, beautiful teeth depends on more than just brushing twice a day. It also depends on the strength of your enamel, the outermost layer of your teeth and the […]
How to make bright quantum dots even brighter
To make a quantum dot consisting of a perovskite nanocrystal (left) more efficient, researchers have created special molecules (right) that form a protective layer around the quantum dot. Credit: Kovalenko Lab Quantum dots are a kind of artificial atom: just a few nanometers in size and made of semiconductor materials, they can emit light of […]
How to stop doomscrolling and reclaim your brain – podcast | Science
If you’ve made a resolution to spend less time on your phone this year, help is at hand. The Guardian has launched a new newsletter, Reclaim your brain. Its co-writer and expert coach Catherine Price tells Madeleine Finlay how her own excessive phone use inspired her to investigate the science behind our relationships with our […]
How to play the next stage of AI in 2024, according to Canaccord Genuity
Canaccord Genuity is laying out some names poised to capitalize on the new stage of AI set to unfold in 2024. “Enthusiasm for AI’s potential to improve human life and create business value has captivated investors and played a meaningful role in recent market optimism,” wrote analyst Susan Anderson. “As we enter 2024, we anticipate […]