TESS discovers a planet the size of Mars but with the makeup of Mercury
Ultra-short-period planets are small, compact worlds that whip around their stars at close range, completing an orbit—and a single, scorching year—in less than 24 hours. How these planets came to be in such extreme configurations is one of the co.....»»
Hubble discovers over 1,000 new asteroids thanks to photobombing
Astronomers have used 19 years' worth of Hubble data to detect over 1,000 previously unknown asteroids in our solar system......»»
States sue to block U.S. rules curbing tailpipe emissions in cars, light trucks
Republican attorneys general from 25 states on Thursday sued the U.S. Environmental Protection Agency to block rules intended to reduce planet-warming emissions from cars and light trucks and encourage electric vehicle manufacturing, arguing the agen.....»»
iPhone 17 Could Shake Up Screen Sizes
According to an analyst who is typically very accurate, at least one of Apple’s upcoming iPhone 17 models will have a different display size. Apple hasn’t announced the 2024 iPhone 16 models yet, but we’re already hearing some juicy.....»»
The largest marine reptile ever could match blue whales in size
Bones from the head of a reptile suggest a body that was well over 20 meters long. Enlarge (credit: Sergey Krasovskiy) Blue whales have been considered the largest creatures to ever live on Earth. With a maximum length o.....»»
Researchers crack mystery of swirling vortexes in egg cells
Egg cells are the largest single cells on the planet. Their size—often several to hundreds of times the size of a typical cell—allows them to grow into entire organisms, but it also makes it difficult to transport nutrients and other molecules ar.....»»
NASA gives green light to mission to send car-sized drone to Saturn moon
NASA’s Mars helicopter mission is now officially over, but following it is an even more complex flying machine destined to explore Saturn’s largest moon......»»
NASA green-lights mission to send car-sized drone to Saturn moon
NASA’s Mars helicopter mission is now officially over, but following it is an even more complex flying machine destined to explore Saturn’s largest moon......»»
Final communications sent to the beloved Ingenuity Mars helicopter
NASA's hugely successful Mars helicopter Ingenuity will continue saving data in case future explorers should come this way again......»»
Two-dimensional nanomaterial sets expansion record
It is a common hack to stretch a balloon out to make it easier to inflate. When the balloon stretches, the width crosswise shrinks to the size of a string. Noah Stocek, a Ph.D. student collaborating with Western physicist Giovanni Fanchini, has devel.....»»
NASA needs a new approach for its challenging Mars Sample Return mission
NASA is seeking new ideas for its Mars Sample Return mission after admitting that its previous plan to bring samples from Mars back to Earth was too ambitious......»»
New model finds previous cell division calculations ignore drivers at the molecular scale
When a single bacterial cell divides into two during periods of rapid growth, it doesn't split in half once it reaches a predetermined size. Instead, data has shown, a cell will divide once it has added a certain amount of mass......»»
iPhone 17 Plus display might be a hair smaller than the iPhone 16 Plus
Apple may make a controversial change, with a new rumor claiming that the size of the iPhone 17 Plus screen could shrink a bit, when compared to iPhone 16 Plus.iPhone 15 Plus [left] and iPhone 15Apple has gradually increased the display size of its i.....»»
Saturn"s ocean moon Enceladus could support life—researchers are working out how to detect extraterrestrial cells there
Saturn has 146 confirmed moons—more than any other planet in the solar system—but one called Enceladus stands out. It appears to have the ingredients for life......»»
EVs get efficiency boost from new heat pump technology
While improving electric vehicle range usually focuses on battery pack size, power electronics, curb weight and aerodynamics, a heat pump bolsters EV efficiency, especially in cold weather......»»
NASA"s Ingenuity Mars helicopter team says goodbye—for now
The final downlink shift by the Ingenuity team was a time to reflect on a highly successful mission—and to prepare the first aircraft on another world for its new role......»»
Earth Day: How a senator"s idea more than 50 years ago got people fighting for their planet
Millions of people around the world will pause on Monday, at least for a moment, to mark Earth Day. It's an annual event founded by people who hoped to stir activism to clean up and preserve a planet that is now home to some 8 billion humans and asso.....»»
The history of the young cold traps of the asteroid Ceres
Ceres, the largest asteroid in our solar system, harbors a dark secret: extremely young ice deposits in permanently shadowed craters near its poles. If that sounds vaguely familiar, it's because our moon and planet Mercury also have such polar ice de.....»»
Apple Watch Activity Challenges set for Earth Day and International Dance Day this month
Prepare to dance and celebrate the planet. Two new Activity Challenges are on the way in April. more….....»»
Apple ad touts eliminating leather in accessories, but is FineWoven next to go?
Apple stopped offering leather cases and watch bands last fall as part of its environmental efforts. The idea is that pushing leather specifically at Apple’s scale is a net negative for the planet. Ahead of Earth Day this weekend, Apple is marketin.....»»
NASA says it needs better ideas on how to return samples from Mars
The Jet Propulsion Laboratory is losing its grip on managing NASA's next flagship mission. Enlarge / NASA's existing plan for Mars Sample Return involves a large lander the size of a two-car garage, two helicopters, a two-stage b.....»»