Search results for drag force

Planetary Sciences May 10, 2023

One in ten stars ate a Jupiter-sized planet, suggests paper

In space, cataclysmic events happen to stars all the time. Some explode as supernovae, some get torn apart by black holes, and some suffer other fates. But when it comes to planets, stars turn the tables. Then it's the stars ...

Soft Matter Apr 25, 2023

Improving bloodstain pattern analysis with fluid dynamics

Often left on the surfaces of a crime scene or on the clothes of an accused criminal, blood backspatter can be used as evidence for forensic scientists to reconstruct what occurred. However, the fluid dynamics at play are ...

Ecology Apr 20, 2023

2030 nature targets agreed in December may already be slipping out of reach

As recently as December 2022, 196 countries signed an agreement promising to "live in harmony with nature" by 2050 and to "halt and reverse biodiversity loss" by 2030.

Plants & Animals Apr 3, 2023

Monk parakeets shown to lose social standing during an absence

Monk parakeets take that saying to heart, according to new research by the University of Cincinnati.

Environment Mar 31, 2023

The coming flood: Meet the flood watchers

Floods in California rarely attract the sort of attention that earthquakes, wildfires or even shark attacks do. Perhaps it has something to do with the severity of an unprecedented, yearslong drought that is far from over. ...

Astronomy Mar 21, 2023

Research team finds indirect evidence for existence of dark matter surrounding black holes

Dark matter does not emit or reflect light, nor does it interact with electromagnetic forces, making it exceptionally difficult to detect. Nevertheless, a research team from The Education University of Hong Kong (EdUHK) has ...

Space Exploration Mar 16, 2023

Satellite powered by 48 AA batteries and a $20 microprocessor shows a low-cost way to reduce space junk

Common sense suggests that space missions can only happen with multimillion-dollar budgets, materials built to withstand the unforgiving conditions beyond Earth's atmosphere, and as a result of work done by highly trained ...

Earth Sciences Mar 14, 2023

Can Florida survive climate change? Here's what the Aspen Ideas: Climate conference had to say

Some of the most pivotal climate-change questions—and potential solutions—focus on Florida.

Astrobiology Mar 14, 2023

Study finds ocean currents may affect rotation of Europa's icy crust

Research reveals a new explanation for how the icy shell of Jupiter's moon Europa rotates at a different rate than its interior. NASA's Europa Clipper will take a closer look.

Social Sciences Mar 13, 2023

Syrian earthquake devastated an area that was already a disaster zone—and highlights the vital role of local aid groups

Three weeks after the February 2023 earthquakes struck Turkey and Syria, I stood amid the rubble in Jindires, a devastated Syrian village. An estimated 50,000 people had lost their lives in the two countries by that point, ...

page 8 from 40