Animal experiments – such as the Lethal Dose 50% test (LD50) – are cruel, outdated and scientifically unreliable. Thankfully there are now more advanced ways to test the toxicity of substances without ...

Inquest into Juliana Herrera’s murder continues, more tariff developments and Mark Carney elected in Canada. A 51-year-old woman has appeared in court accused of throwing a highly corrosive acid ...

Article subjects are automatically applied from the ACS Subject Taxonomy and describe the scientific concepts and themes of the article. Previously, several works have reported the use of NMs to treat ...

The body naturally produces a digestive acid called hydrochloric acid (HCL). This acid plays a vital role in breaking down food and absorbing nutrients. However, as we grow older, HCL production ...

The best over-the-counter (OTC) heartburn remedies include antacids that can treat acid reflux symptoms right away. Other options include histamine-2 (H2) antagonists and proton pump inhibitors ...

The toxicity of insects is measured by its LD50 value, or the lethal dosage required to 50% of a mouse. A Maricopa harvester ant comes in 0.12 milligrams per kilogram, meaning it takes 12 stings ...

Branched-chain amino acids (BCAAs), include the essential amino acids leucine, isoleucine, and valine. BCAAs differ from other amino acids because they have a branched structure and are the only ...

Wildlife and ocean experts have determined domoic acid to be the cause of death in at least two whales recently, including the Long Beach minke that drew onlookers for days as it lingered in the ...

Uric acid levels are typically 2.5–7.0 milligrams per deciliter (mg/dL) in males and 1.5–6.0 mg/dL in females. Low levels are rare, but high levels can lead to gout, kidney disease ...

Lactic acid has long been vilified, but new research shows that it doesn't impair muscle function. In fact, it might actually be good for you.

Katie Piper faces new agony as the man behind her acid attack makes a bid for freedom from prison. Daniel Lynch, a former boyfriend of the presenter, has been granted a parole meeting in just a ...