Australian fossil suggests photosynthesis evolved at least 1.75 billion years ago
The oldest evidence of photosynthetic structures reported to date has been identified inside a collection of 1.75-billion-year-old microfossils, a Nature paper reveals. The discovery helps to shed light on the evolution of oxygenic photosynthesis......»»
Microbial slime: The ultimate system to understand our planet
Billions of years ago, Earth was home to extreme environments, including intense UV radiation, frequent volcanic eruptions, and very high concentrations of carbon dioxide in the atmosphere. Yet, under these conditions, biofilms formed and within thes.....»»
Food security in Africa: Managing water will be vital in a rapidly growing region
Sub-Saharan Africa's population is growing at 2.7% per year and is expected to reach two billion by the year 2050. The region's urban population is growing even faster: it was at 533 million in 2023, a 3.85% increase from 2022......»»
Bioinspired hydrogels harness sunlight: A step closer to artificial photosynthesis
Mimicking how plants convert sunlight into energy has long been a dream for scientists aiming to create renewable energy solutions. Artificial photosynthesis is a process that seeks to replicate nature's method, using sunlight to drive chemical react.....»»
Volcanic ash as a source of nutrients: How the Hunga Tonga eruption affected ecosystems in the South Pacific
The eruption of Hunga Tonga-Hunga Ha'apai (HTHH) in January 2022 ejected about 2.9 billion tons of volcanic material into the atmosphere and across the South Pacific. In early 2022, a scientific expedition (GEOTRACES GP21) investigated the impact of.....»»
The extreme floods that devastated Spain are hitting more often. Is Australia ready for the next one?
Spain is still reeling from recent floods in the Valencia region. In some areas, a year's worth of rain fell in a single day. Sudden torrents raced through towns and cities. More than 200 people are dead. Rapid analysis suggests daily rainfall extrem.....»»
Extreme weather already cost vulnerable island nations US$141 billion—and 38% is attributable to climate change
Two years ago, when the curtain fell on the COP27 summit in Sharm El Sheikh, Egypt, developing nations on the frontline of climate change had something meaningful to celebrate......»»
Asteroid grains shed light on the outer solar system"s origins
Tiny grains from a distant asteroid are revealing clues to the magnetic forces that shaped the far reaches of the solar system more than 4.6 billion years ago......»»
Earth 2 at 30: A look back at NBC’s big swing at sci-fi in the early ’90s
A long-forgotten sci-fi series premiered on NBC 30 years ago this month, but it paved the way for some of the shows that came after it......»»
Why this 3-year-old iOS feature is one of my favorite things about the iPhone
Apple has released numerous iPhone and iOS features over the last few years. Here's why Focus modes, launched in 2021, remains one of my favorites......»»
It’s the end of the road for Sony’s pricey AirPeak S1 drone
Three years after it hit the market, Sony has announced it will discontinue the pricey AirPeak S1 drone next year......»»
Apple Watch users may Ten Year Celebration activity challenge
Code within the new iOS 18.2 beta suggests that Apple is planning to acknowledge the decade anniversary of the Apple Watch with a new activity achievement.Apple did not release a major redesign of the Apple Watch to mark its ten-year anniversary —.....»»
Live Activities are one of Apple’s best features, and they keep getting better
iOS 18 means we’ve had 18 years of iPhone software, so you’d think that adding meaningful new features would be tough. But one recent iOS addition, Live Activities, is among Apple’s best recent updates. And it keeps on getting better thanks to.....»»
Suspect arrested in Snowflake data-theft attacks affecting millions
Threat actor exploited account credentials swept up by infostealers years earlier. Canadian authorities have arrested a man on suspicion he breached hundreds of accounts belonging.....»»
Mac monitors could finally receive the big upgrade they’ve always needed
A rumor suggests Apple may be strategically planning to introduce a 90Hz refresh rate for the Studio Display......»»
Take 46% off the Fire HD 10 tablet when you order on Amazon
From apps and games to web browning and HD movies, the Amazon Fire HD 10 tablet is ready for any task. It’s also marked down to $75 today on Amazon......»»
Water overuse in Brazil"s MATOPIBA region could mean failure to meet up to 40% of local demand for crop irrigation
Considered one of the fastest-growing agricultural frontiers in Brazil, and the area with the highest greenhouse gas emissions in the Cerrado, Brazil's savanna-type biome, the region known as MATOPIBA, risks facing water shortages in the years ahead......»»
Earth underwent a massive, rapid melting period after the last global ice age, new study suggests
At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results from a Virginia Tech-led study provide the first direct geochemical evidence of the slushy planet—other.....»»
Age-gap relationships—psychologist discusses different ideals between men and women
This summer, Leonardo DiCaprio made celebrity news when his current girlfriend, an Italian model, turned 26 years old—marking the first time the 49-year-old actor, who is known for dating younger women, has been in a relationship with someone older.....»»
Apple Watch & Apple Vision Pro fabrics may get embedded medical sensors
For at least five years, Apple has been researching how it can measure the health of an Apple Watch wearer non-invasively and conveniently, in research that could be applied to the Apple Vision Pro, too.Apple's patent describes a band that could cond.....»»
Zero Motorcycles expands line with lighter, lower-cost models
Zero plans to roll out six new sub-$1,000 models during the next two years in an "All Access" strategy to meet the needs of additional riders......»»