SpaceX Satellites Have Invaded Astronomers’ Views of The Sky, And It’s Getting Worse

With the rapid expansion of commercial space, there is a growing number of satellites in orbit around our planet. Most of these are in low-Earth orbit, which is becoming increasingly crowded.   This has led some to be concerned about a catastrophic rise of space debris, as well as a growing frustration by astronomers due … Read more

SpaceX launches 49 Starlink internet satellites, lands rocket at sea

SpaceX’s Starlink internet megaconstellation keeps growing. A two-stage SpaceX Falcon 9 rocket topped with 49 Starlink satellites lifted off from NASA’s Kennedy Space Center in Florida today (Jan. 18) at 9:02 p.m. EST (0203 GMT on Jan. 19).  About nine minutes later, the rocket’s first stage came down to Earth for a pinpoint touchdown on … Read more

NASA’s Curiosity Rover Drilled Holes Into Mars, And Found Something Very Strange

As it’s the foundation for all life on Earth, discovering carbon on other planets always gets scientists excited – and the Curiosity Rover on Mars has found an unusual mix of the chemical element that could hypothetically point to the existence of alien life.   That’s by no means certain, but it’s a possibility. It’s … Read more

Huge Project Is Now Underway to Sequence The Genome of Every Complex Species on Earth

The Earth Biogenome Project, a global consortium that aims to sequence the genomes of all complex life on earth (some 1.8 million described species) in ten years, is ramping up.   The project’s origins, aims and progress are detailed in two multi-authored papers published today. Once complete, it will forever change the way biological research … Read more

World’s Deepest Squid Discovered at Staggering Depth Under The Sea

A team of researchers hunting for the wreck of a lost WWII destroyer ship in the Philippine Sea returned to land with another, perhaps even more exciting discovery: video evidence of the deepest-swimming squid ever recorded.   Cruising just above the floor of the Philippine Trench at a staggering 20,300 feet (6,200 meters) below the … Read more

Air pollution makes it harder for pollinators to find plants

A field trial found that levels of nitrogen oxides and ozone similar to those near roads led to a 70 per cent drop in the numbers of bees and butterflies on mustard plants Environment 19 January 2022 By Adam Vaughan A marbled white butterfly (Melanargia galathea) feeding on a greater knapweed flower (Centaurea scabiosa) robertharding … Read more

Dinosaurs: Ancestor of long-necked Diplodocus ran swiftly on two legs

The gigantic and slow sauropod dinosaurs like Diplodocus had small two-legged ancestors – and one, Thecodontosaurus, was quick and nimble 19 January 2022 By Christa Lesté-Lasserre Thecodontosaurus antiquus Stocktrek Images, Inc. / Alamy An early ancestor of large, long-necked, four-legged dinosaurs like Brachiosaurus and Diplodocus was a quick, nimble biped that probably used its forelimbs … Read more

Here’s how the James Webb Space Telescope is aligning its mirrors in deep space

The James Webb Space Telescope continues to fine-tune its mirrors to ultimately peer into the deep and distant universe. The telescope launched Dec. 25 with the 18 hexagonal segments of its primary mirror and its secondary mirror folded up and stowed so that the components would survive the rigors of liftoff. Now, the telescope is … Read more

Telltale Tsunami Sounds Could Buy More Warning Time

Editor’s Note (1/18/22): On January 15 the eruption of a volcano near Tonga triggered a far-ranging tsunami. This story about detecting tsunamis created by earthquakes is being republished in light of this event. Buoys operate as today’s state-of-the-art tsunami-detection system. Seismic data can tell officials that an underwater earthquake has occurred, but strategically placed floating … Read more

Lasting devastation from Tonga volcano eruption revealed in satellite images

Tonga’s volcanic eruption has left behind damage so severe that satellites can see it from space. On Saturday (Jan. 15), the volcano erupted on the island Hunga Tonga-Hunga Ha’apai in the South Pacific kingdom of Tonga after it began brewing a couple of days earlier. It was the volcano’s second explosive event in two months, … Read more