Search results for drag force

Ecology Jan 20, 2023

Feds research whale mystery after more than a dozen dead whales wash up along East Coast

Fourteen whales have washed up on Atlantic Coast beaches since Dec. 1, but marine mammal experts and some conservation groups urge caution before jumping to conclusions about why these animals and others died.

Earth Sciences Jan 18, 2023

What's driving re-burns across California and the West?

Seasonal temperature, moisture loss from plants and wind speed are what primarily drive fires that sweep across the same landscape multiple times, a new study reveals. These findings and others could help land managers plan ...

Planetary Sciences Jan 12, 2023

Scientists unveil a unified theory for rocky planet formation

A new theory for how rocky planets form could explain the origin of so-called "super-Earths"—a class of exoplanets a few times more massive than Earth that are the most abundant type of planet in the galaxy.

Evolution Jan 12, 2023

Study clarifies mystery of crocodilian hemoglobin

It can pogo-stick along at 50-plus miles per hour, leaping 30-odd feet in a single bound. But that platinum-medal athleticism falls by the wayside at a sub-Saharan riverside, the source of life and death for the skittish ...

Condensed Matter Jan 11, 2023

New understanding of how particle shape controls grain flow could help engineers manage coastal erosion

As a river cuts through a landscape, it can operate like a conveyer belt, moving truckloads of sediment over time. Knowing how quickly or slowly this sediment flows can help engineers plan for the downstream impact of restoring ...

Cell & Microbiology Dec 19, 2022

The clever glue keeping the cell's moving parts connected

Researchers from Paul Scherrer Institute PSI and ETH Zurich have discovered how proteins in the cell can form tiny liquid droplets that act as a smart molecular glue. Clinging to the ends of filaments called microtubules, ...

Space Exploration Dec 12, 2022

NASA launches Lunar Flashlight; follow the mission in real time

NASA's Lunar Flashlight has communicated with mission controllers and confirmed it is healthy after launching Sunday, Dec. 11, at 2:38 a.m. EST (Saturday, Dec. 10, at 11:38 p.m. PST) from Cape Canaveral Space Force Station ...

General Physics Dec 5, 2022

World Cup: This year's special Al Rihla ball has the aerodynamics of a champion, according to a sports physicist

As with every World Cup, at the 2022 FIFA World Cup in Qatar the players will be using a new ball. The last thing competitors want is for the most important piece of equipment in the most important tournament in the world's ...

Ecology Nov 24, 2022

Wildlife summit to vote on shark protections

Delegates at a global summit on trade in endangered species have postponed until Friday a vote on whether to approve a proposal to protect sharks, a move that could drastically reduce the lucrative and often cruel shark fin ...

Environment Nov 19, 2022

Australia aims to host 2026 UN climate summit

Australia hopes to host the 2026 COP summit, Prime Minister Anthony Albanese said Saturday, seeking to overhaul his country's reputation for foot-dragging on climate change.

page 10 from 40