Green lasers reveal you should close the toilet lid before you flush
Using lasers, scientists illuminated the tiny water droplets — and possibly pathogens — that are ejected into the air when a lid-less toilet is flushed. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 23, 2022 Category: Science Authors: Corinne Purtill Source Type: news

Dinosaurs were in their prime, not in decline, when fateful asteroid hit
Fossil records from North America indicate dinosaurs were still in their prime 66 million years ago, but the asteroid that struck Earth wiped them out anyway. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 23, 2022 Category: Science Authors: Corinne Purtill Source Type: news

Declining U.S. life expectancy fell further in 2021 due to COVID and drug overdoses
U.S. life expectancy, already declining since the onset of the pandemic, fell further in 2021, according to the CDC's final accounting of death certificates. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 22, 2022 Category: Science Authors: Melissa Healy Source Type: news

As L.A. County's mental health workers burn out, some weigh options
The county's Department of Mental Health says people declined or left positions for various reasons during the pandemic, including the opportunity to work full time in telehealth. But the county says it's beginning to see a rebound in interest. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 20, 2022 Category: Science Authors: Sarah Parvini Source Type: news

As NASA's Mars InSight mission comes to an end, JPL engineers say farewell to its twin
The days are numbered for NASA's InSight lander on Mars. That also spells the end for ForeSight, its doppelganger at the Jet Propulsion Laboratory. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 20, 2022 Category: Science Authors: Corinne Purtill Source Type: news

P-22, L.A. celebrity mountain lion, euthanized due to severe injuries
(Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 17, 2022 Category: Science Authors: Laura J. Nelson, James Queally Source Type: news

Ken Balcomb, friend to the orcas who helped end their captivity, dies
Researcher spent five decades studying the Pacific Northwest's endangered killer whales and help ended their captivity at marine parks. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 16, 2022 Category: Science Authors: Gene Johnson Source Type: news

Why NASA's new mission will study Earth's water from space
A new mission from NASA's Jet Propulsion Laboratory will study water on Earth from space, ushering in a new era in the study of climate change. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 14, 2022 Category: Science Authors: Corinne Purtill, Rosanna Xia Source Type: news

U.S. death toll tied to long COVID exceeds 3,500, CDC report says
Long COVID illnesses contributed to 4,055 deaths in the U.S. through the end of June 2022, according to a new report from the Centers for Disease Control and Prevention. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 14, 2022 Category: Science Authors: Melissa Healy Source Type: news

Nuclear fusion breakthrough in California seen as milestone toward clean energy future
Scientists at Lawrence Livermore National Laboratory say they've produced a nuclear fusion reaction that generated more energy than it required to ignite. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 13, 2022 Category: Science Authors: Corinne Purtill Source Type: news

Al Roker says recent hospital time was the 'hardest yet' in virtual visit to 'Today'
'Today' weatherman Al Roker says four weeks in the hospital cost him a bunch of muscle mass. He's now doing physical and occupational therapy daily. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 12, 2022 Category: Science Authors: Christie D'Zurilla Source Type: news

As flu surges, L.A. faces shortages of kids' medications. Stockpiling can make it worse
With COVID-19, flu and RSV cases rising, drugmakers and retailers say soaring demand is leading to empty shelves. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 9, 2022 Category: Science Authors: Salvador Hernandez Source Type: news

How close is L.A. County to a new COVID-19 mask mandate? Here is what we know
Health officials warn that continued spikes in COVID-19 could bring a return to an indoor mask mandate. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 2, 2022 Category: Science Authors: Rong-Gong Lin II, Luke Money Source Type: news

Stanford president's scientific papers draw scrutiny
Scientific papers co-authored by Stanford President Marc Tessier-Lavigne are being reviewed following concerns that images they contain may have been altered. (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 2, 2022 Category: Science Authors: Christopher Goffard Source Type: news

Strange coincidences: Are they fluke events or acts of God?
What's the probability of something happening? Or of two things happening at once? Scientists offer up explanations for "meaningful coincidences." (Source: Los Angeles Times - Science)
Source: Los Angeles Times - Science - December 1, 2022 Category: Science Authors: Deborah Netburn Source Type: news